Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

8 files changed, 1156 insertions, 0 deletions

diff --git a/Source/WebCore/WebCore.gyp/scripts/action_csspropertynames.py b/Source/WebCore/WebCore.gyp/scripts/action_csspropertynames.py
new file mode 100644
index 0000000..60314d7
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/action_csspropertynames.py
@@ -0,0 +1,166 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# action_csspropertynames.py is a harness script to connect actions sections of
+# gyp-based builds to makeprop.pl.
+#
+# usage: action_makenames.py OUTPUTS -- INPUTS
+#
+# Exactly two outputs must be specified: a path to each of CSSPropertyNames.cpp
+# and CSSPropertyNames.h.
+#
+# Multiple inputs may be specified. One input must have a basename of
+# makeprop.pl; this is taken as the path to makeprop.pl. All other inputs are
+# paths to .in files that are used as input to makeprop.pl; at least one,
+# CSSPropertyNames.in, is required.
+
+
+import os
+import posixpath
+import shutil
+import subprocess
+import sys
+
+
+def SplitArgsIntoSections(args):
+    sections = []
+    while len(args) > 0:
+        if not '--' in args:
+            # If there is no '--' left, everything remaining is an entire section.
+            dashes = len(args)
+        else:
+            dashes = args.index('--')
+
+        sections.append(args[:dashes])
+
+        # Next time through the loop, look at everything after this '--'.
+        if dashes + 1 == len(args):
+            # If the '--' is at the end of the list, we won't come back through the
+            # loop again. Add an empty section now corresponding to the nothingness
+            # following the final '--'.
+            args = []
+            sections.append(args)
+        else:
+            args = args[dashes + 1:]
+
+    return sections
+
+
+def main(args):
+    (outputs, inputs) = SplitArgsIntoSections(args[1:])
+
+    # Make all output pathnames absolute so that they can be accessed after
+    # changing directory.
+    for index in xrange(0, len(outputs)):
+        outputs[index] = os.path.abspath(outputs[index])
+
+    outputDir = os.path.dirname(outputs[0])
+
+    # Look at the inputs and figure out which one is makeprop.pl and which are
+    # inputs to that script.
+    makepropInput = None
+    inFiles = []
+    for input in inputs:
+        # Make input pathnames absolute so they can be accessed after changing
+        # directory. On Windows, convert \ to / for inputs to the perl script to
+        # work around the intermix of activepython + cygwin perl.
+        inputAbs = os.path.abspath(input)
+        inputAbsPosix = inputAbs.replace(os.path.sep, posixpath.sep)
+        inputBasename = os.path.basename(input)
+        if inputBasename == 'makeprop.pl':
+            assert makepropInput == None
+            makepropInput = inputAbs
+        elif inputBasename.endswith('.in'):
+            inFiles.append(inputAbsPosix)
+        else:
+            assert False
+
+    assert makepropInput != None
+    assert len(inFiles) >= 1
+
+    # Change to the output directory because makeprop.pl puts output in its
+    # working directory.
+    os.chdir(outputDir)
+
+    # Merge all inFiles into a single file whose name will be the same as the
+    # first listed inFile, but in the output directory.
+    mergedPath = os.path.basename(inFiles[0])
+    merged = open(mergedPath, 'wb')    # 'wb' to get \n only on windows
+
+    # Make sure there aren't any duplicate lines in the in files.
+    lineDict = {}
+    for inFilePath in inFiles:
+        inFile = open(inFilePath)
+        for line in inFile:
+            line = line.rstrip()
+            if line.startswith('#'):
+                line = ''
+            if line == '':
+                continue
+            if line in lineDict:
+                raise KeyError, 'Duplicate value %s' % line
+            lineDict[line] = True
+            print >>merged, line
+        inFile.close()
+
+    merged.close()
+
+    # Build up the command.
+    command = ['perl', makepropInput]
+
+    # Do it. checkCall is new in 2.5, so simulate its behavior with call and
+    # assert.
+    returnCode = subprocess.call(command)
+    assert returnCode == 0
+
+    # Don't leave behind the merged file or the .gperf file created by
+    # makeprop.
+    (root, ext) = os.path.splitext(mergedPath)
+    gperfPath = root + '.gperf'
+    os.unlink(gperfPath)
+    os.unlink(mergedPath)
+
+    # Go through the outputs. Any output that belongs in a different directory
+    # is moved. Do a copy and delete instead of rename for maximum portability.
+    # Note that all paths used in this section are still absolute.
+    for output in outputs:
+        thisOutputDir = os.path.dirname(output)
+        if thisOutputDir != outputDir:
+            outputBasename = os.path.basename(output)
+            src = os.path.join(outputDir, outputBasename)
+            dst = os.path.join(thisOutputDir, outputBasename)
+            shutil.copyfile(src, dst)
+            os.unlink(src)
+
+    return returnCode
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/action_cssvaluekeywords.py b/Source/WebCore/WebCore.gyp/scripts/action_cssvaluekeywords.py
new file mode 100644
index 0000000..ebf895b
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/action_cssvaluekeywords.py
@@ -0,0 +1,172 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# action_cssvaluekeywords.py is a harness script to connect actions sections of
+# gyp-based builds to makevalues.pl.
+#
+# usage: action_cssvaluekeywords.py OUTPUTS -- INPUTS
+#
+# Exactly two outputs must be specified: a path to each of CSSValueKeywords.c
+# and CSSValueKeywords.h.
+#
+# Multiple inputs may be specified. One input must have a basename of
+# makevalues.pl; this is taken as the path to makevalues.pl. All other inputs
+# are paths to .in files that are used as input to makevalues.pl; at least
+# one, CSSValueKeywords.in, is required.
+
+
+import os
+import posixpath
+import shutil
+import subprocess
+import sys
+
+
+def SplitArgsIntoSections(args):
+    sections = []
+    while len(args) > 0:
+        if not '--' in args:
+            # If there is no '--' left, everything remaining is an entire section.
+            dashes = len(args)
+        else:
+            dashes = args.index('--')
+
+        sections.append(args[:dashes])
+
+        # Next time through the loop, look at everything after this '--'.
+        if dashes + 1 == len(args):
+            # If the '--' is at the end of the list, we won't come back through the
+            # loop again. Add an empty section now corresponding to the nothingness
+            # following the final '--'.
+            args = []
+            sections.append(args)
+        else:
+            args = args[dashes + 1:]
+
+    return sections
+
+
+def main(args):
+    (outputs, inputs) = SplitArgsIntoSections(args[1:])
+
+    # Make all output pathnames absolute so that they can be accessed after
+    # changing directory.
+    for index in xrange(0, len(outputs)):
+        outputs[index] = os.path.abspath(outputs[index])
+
+    outputDir = os.path.dirname(outputs[0])
+
+    # Look at the inputs and figure out which one is makevalues.pl and which are
+    # inputs to that script.
+    makevaluesInput = None
+    inFiles = []
+    for input in inputs:
+        # Make input pathnames absolute so they can be accessed after changing
+        # directory. On Windows, convert \ to / for inputs to the perl script to
+        # work around the intermix of activepython + cygwin perl.
+        inputAbs = os.path.abspath(input)
+        inputAbsPosix = inputAbs.replace(os.path.sep, posixpath.sep)
+        inputBasename = os.path.basename(input)
+        if inputBasename == 'makevalues.pl':
+            assert makevaluesInput == None
+            makevaluesInput = inputAbs
+        elif inputBasename.endswith('.in'):
+            inFiles.append(inputAbsPosix)
+        else:
+            assert False
+
+    assert makevaluesInput != None
+    assert len(inFiles) >= 1
+
+    # Change to the output directory because makevalues.pl puts output in its
+    # working directory.
+    os.chdir(outputDir)
+
+    # Merge all inFiles into a single file whose name will be the same as the
+    # first listed inFile, but in the output directory.
+    mergedPath = os.path.basename(inFiles[0])
+    merged = open(mergedPath, 'wb')    # 'wb' to get \n only on windows
+
+    # Make sure there aren't any duplicate lines in the in files. Lowercase
+    # everything because CSS values are case-insensitive.
+    lineDict = {}
+    for inFilePath in inFiles:
+        inFile = open(inFilePath)
+        for line in inFile:
+            line = line.rstrip()
+            if line.startswith('#'):
+                line = ''
+            if line == '':
+                continue
+            line = line.lower()
+            if line in lineDict:
+                raise KeyError, 'Duplicate value %s' % line
+            lineDict[line] = True
+            print >>merged, line
+        inFile.close()
+
+    merged.close()
+
+    # Build up the command.
+    command = ['perl', makevaluesInput]
+
+    # Do it. checkCall is new in 2.5, so simulate its behavior with call and
+    # assert.
+    returnCode = subprocess.call(command)
+    assert returnCode == 0
+
+    # Don't leave behind the merged file or the .gperf file created by
+    # makevalues.
+    (root, ext) = os.path.splitext(mergedPath)
+    gperfPath = root + '.gperf'
+    os.unlink(gperfPath)
+    os.unlink(mergedPath)
+
+    # Go through the outputs. Any output that belongs in a different directory
+    # is moved. Do a copy and delete instead of rename for maximum portability.
+    # Note that all paths used in this section are still absolute.
+    for output in outputs:
+        thisOutputDir = os.path.dirname(output)
+        if thisOutputDir != outputDir:
+            outputBasename = os.path.basename(output)
+            src = os.path.join(outputDir, outputBasename)
+            dst = os.path.join(thisOutputDir, outputBasename)
+            shutil.copyfile(src, dst)
+            os.unlink(src)
+
+    return returnCode
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/action_derivedsourcesallinone.py b/Source/WebCore/WebCore.gyp/scripts/action_derivedsourcesallinone.py
new file mode 100644
index 0000000..c9c5bf5
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/action_derivedsourcesallinone.py
@@ -0,0 +1,203 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# action_derivedsourceslist.py generates a single cpp file that includes
+# all v8 bindings cpp files generated from idls. Files can be assigned into
+# multiple output files, to reduce maximum compilation unit size and allow
+# parallel compilation.
+#
+# usage: action_derivedsourceslist.py IDL_FILES_LIST -- OUTPUT_FILE1 OUTPUT_FILE2 ...
+#
+# Note that IDL_FILES_LIST is a text file containing the IDL file paths.
+
+import errno
+import os
+import os.path
+import re
+import subprocess
+import sys
+
+# A regexp for finding Conditional attributes in interface definitions.
+conditionalPattern = re.compile('interface[\s]*\[[^\]]*Conditional=([\_0-9a-zA-Z&|]*)')
+
+copyrightTemplate = """/*
+ * THIS FILE WAS AUTOMATICALLY GENERATED, DO NOT EDIT.
+ *
+ * This file was generated by the make_jni_lists.py script.
+ *
+ * Copyright (C) 2009 Google Inc.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+"""
+
+
+# Wraps conditional with ENABLE() and replace '&','|' with '&&','||' if more than one conditional is specified.
+def formatConditional(conditional):
+    def wrapWithEnable(s):
+        if re.match('[|&]$', s):
+            return s * 2
+        return 'ENABLE(' + s + ')'
+    return ' '.join(map(wrapWithEnable, conditional))
+
+
+# Find the conditional interface attribute.
+def extractConditional(idlFilePath):
+    conditional = None
+
+    # Read file and look for "interface [ Conditional=XXX ]".
+    idlFile = open(idlFilePath)
+    idlContents = idlFile.read().replace('\n', '')
+    idlFile.close()
+
+    match = conditionalPattern.search(idlContents)
+    if match:
+        conditional = match.group(1)
+        conditional = re.split('([|&])', conditional)
+
+    return conditional
+
+# Extracts conditional and interface name from each IDL file.
+def extractMetaData(filePaths):
+    metaDataList = []
+
+    for f in filePaths:
+        metaData = {}
+        if len(f) == 0:
+            continue
+        if not os.path.exists(f):
+            print 'WARNING: file not found: "%s"' % f
+            continue
+
+        # Extract type name from file name
+        (parentPath, fileName) = os.path.split(f)
+        (interfaceName, ext) = os.path.splitext(fileName)
+
+        if not ext == '.idl':
+            continue
+
+        metaData = {
+            'conditional': extractConditional(f),
+            'name': interfaceName,
+        }
+
+        metaDataList.append(metaData)
+
+    return metaDataList
+
+
+def generateContent(filesMetaData, partition, totalPartitions):
+    # Sort files by conditionals.
+    filesMetaData.sort()
+
+    output = []
+
+    # Add fixed content.
+    output.append(copyrightTemplate)
+    output.append('#define NO_IMPLICIT_ATOMICSTRING\n\n')
+
+    # List all includes segmented by if and endif.
+    prevConditional = None
+    for metaData in filesMetaData:
+        name = metaData['name']
+        if (hash(name) % totalPartitions) != partition:
+            continue
+        conditional = metaData['conditional']
+
+        if prevConditional and prevConditional != conditional:
+            output.append('#endif\n')
+        if conditional and prevConditional != conditional:
+            output.append('\n#if %s\n' % formatConditional(conditional))
+
+        output.append('#include "bindings/V8%s.cpp"\n' % name)
+
+        prevConditional = conditional
+
+    if prevConditional:
+        output.append('#endif\n')
+
+    return ''.join(output)
+
+
+def writeContent(content, outputFileName):
+    (parentPath, fileName) = os.path.split(outputFileName)
+    if not os.path.exists(parentPath):
+        print parentPath
+        os.mkdir(parentPath)
+    f = open(outputFileName, 'w')
+    f.write(content)
+    f.close()
+
+
+def main(args):
+    assert(len(args) > 3)
+    inOutBreakIndex = args.index('--')
+    inputFileName = args[1]
+    outputFileNames = args[inOutBreakIndex+1:]
+
+    inputFile = open(inputFileName, 'r')
+    idlFileNames = inputFile.read().split('\n')
+    inputFile.close()
+
+    filesMetaData = extractMetaData(idlFileNames)
+    for fileName in outputFileNames:
+        print 'Generating derived sources list into %s...' % fileName
+        partition = outputFileNames.index(fileName)
+        fileContents = generateContent(filesMetaData, partition, len(outputFileNames))
+        writeContent(fileContents, fileName)
+
+    return 0
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/action_makenames.py b/Source/WebCore/WebCore.gyp/scripts/action_makenames.py
new file mode 100644
index 0000000..ecf543f
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/action_makenames.py
@@ -0,0 +1,174 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# action_makenames.py is a harness script to connect actions sections of
+# gyp-based builds to make_names.pl.
+#
+# usage: action_makenames.py OUTPUTS -- INPUTS [-- OPTIONS]
+#
+# Multiple OUTPUTS, INPUTS, and OPTIONS may be listed. The sections are
+# separated by -- arguments.
+#
+# The directory name of the first output is chosen as the directory in which
+# make_names will run. If the directory name for any subsequent output is
+# different, those files will be moved to the desired directory.
+#
+# Multiple INPUTS may be listed. An input with a basename matching
+# "make_names.pl" is taken as the path to that script. Inputs with names
+# ending in TagNames.in or tags.in are taken as tag inputs. Inputs with names
+# ending in AttributeNames.in or attrs.in are taken as attribute inputs. There
+# may be at most one tag input and one attribute input. A make_names.pl input
+# is required and at least one tag or attribute input must be present.
+#
+# OPTIONS is a list of additional options to pass to make_names.pl. This
+# section need not be present.
+
+
+import os
+import posixpath
+import shutil
+import subprocess
+import sys
+
+
+def SplitArgsIntoSections(args):
+    sections = []
+    while len(args) > 0:
+        if not '--' in args:
+            # If there is no '--' left, everything remaining is an entire section.
+            dashes = len(args)
+        else:
+            dashes = args.index('--')
+
+        sections.append(args[:dashes])
+
+        # Next time through the loop, look at everything after this '--'.
+        if dashes + 1 == len(args):
+            # If the '--' is at the end of the list, we won't come back through the
+            # loop again. Add an empty section now corresponding to the nothingness
+            # following the final '--'.
+            args = []
+            sections.append(args)
+        else:
+            args = args[dashes + 1:]
+
+    return sections
+
+
+def main(args):
+    sections = SplitArgsIntoSections(args[1:])
+    assert len(sections) == 2 or len(sections) == 3
+    (outputs, inputs) = sections[:2]
+    if len(sections) == 3:
+        options = sections[2]
+    else:
+        options = []
+
+    # Make all output pathnames absolute so that they can be accessed after
+    # changing directory.
+    for index in xrange(0, len(outputs)):
+        outputs[index] = os.path.abspath(outputs[index])
+
+    outputDir = os.path.dirname(outputs[0])
+
+    # Look at the inputs and figure out which ones are make_names.pl, tags, and
+    # attributes. There can be at most one of each, and those are the only
+    # input types supported. make_names.pl is required and at least one of tags
+    # and attributes is required.
+    makeNamesInput = None
+    tagInput = None
+    attrInput = None
+    for input in inputs:
+        # Make input pathnames absolute so they can be accessed after changing
+        # directory. On Windows, convert \ to / for inputs to the perl script to
+        # work around the intermix of activepython + cygwin perl.
+        inputAbs = os.path.abspath(input)
+        inputAbsPosix = inputAbs.replace(os.path.sep, posixpath.sep)
+        inputBasename = os.path.basename(input)
+        if inputBasename == 'make_names.pl':
+            assert makeNamesInput == None
+            makeNamesInput = inputAbs
+        elif inputBasename.endswith('TagNames.in') \
+             or inputBasename.endswith('tags.in'):
+            assert tagInput == None
+            tagInput = inputAbsPosix
+        elif inputBasename.endswith('AttributeNames.in') \
+             or inputBasename.endswith('attrs.in'):
+            assert attrInput == None
+            attrInput = inputAbsPosix
+        else:
+            assert False
+
+    assert makeNamesInput != None
+    assert tagInput != None or attrInput != None
+
+    # scriptsPath is a Perl include directory, located relative to
+    # makeNamesInput.
+    scriptsPath = os.path.normpath(
+        os.path.join(os.path.dirname(makeNamesInput), os.pardir, 'bindings', 'scripts'))
+
+    # Change to the output directory because make_names.pl puts output in its
+    # working directory.
+    os.chdir(outputDir)
+
+    # Build up the command.
+    command = ['perl', '-I', scriptsPath, makeNamesInput]
+    if tagInput != None:
+        command.extend(['--tags', tagInput])
+    if attrInput != None:
+        command.extend(['--attrs', attrInput])
+    command.extend(options)
+
+    # Do it. check_call is new in 2.5, so simulate its behavior with call and
+    # assert.
+    returnCode = subprocess.call(command)
+    assert returnCode == 0
+
+    # Go through the outputs. Any output that belongs in a different directory
+    # is moved. Do a copy and delete instead of rename for maximum portability.
+    # Note that all paths used in this section are still absolute.
+    for output in outputs:
+        thisOutputDir = os.path.dirname(output)
+        if thisOutputDir != outputDir:
+            outputBasename = os.path.basename(output)
+            src = os.path.join(outputDir, outputBasename)
+            dst = os.path.join(thisOutputDir, outputBasename)
+            shutil.copyfile(src, dst)
+            os.unlink(src)
+
+    return returnCode
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/action_maketokenizer.py b/Source/WebCore/WebCore.gyp/scripts/action_maketokenizer.py
new file mode 100644
index 0000000..f4a28ee
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/action_maketokenizer.py
@@ -0,0 +1,101 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# usage: action_maketokenizer.py OUTPUTS -- INPUTS
+#
+# Multiple INPUTS may be listed. The sections are separated by -- arguments.
+#
+# OUTPUTS must contain a single item: a path to tokenizer.cpp.
+#
+# INPUTS must contain exactly two items. The first item must be the path to
+# maketokenizer. The second item must be the path to tokenizer.flex.
+
+
+import os
+import subprocess
+import sys
+
+
+def SplitArgsIntoSections(args):
+    sections = []
+    while len(args) > 0:
+        if not '--' in args:
+            # If there is no '--' left, everything remaining is an entire section.
+            dashes = len(args)
+        else:
+            dashes = args.index('--')
+
+        sections.append(args[:dashes])
+
+        # Next time through the loop, look at everything after this '--'.
+        if dashes + 1 == len(args):
+            # If the '--' is at the end of the list, we won't come back through the
+            # loop again. Add an empty section now corresponding to the nothingness
+            # following the final '--'.
+            args = []
+            sections.append(args)
+        else:
+            args = args[dashes + 1:]
+
+    return sections
+
+
+def main(args):
+    sections = SplitArgsIntoSections(args[1:])
+    assert len(sections) == 2
+    (outputs, inputs) = sections
+
+    assert len(outputs) == 1
+    output = outputs[0]
+
+    assert len(inputs) == 2
+    maketokenizer = inputs[0]
+    flexInput = inputs[1]
+
+    # Do it. check_call is new in 2.5, so simulate its behavior with call and
+    # assert.
+    outfile = open(output, 'wb')
+    p1 = subprocess.Popen(['flex', '-t', flexInput], stdout=subprocess.PIPE)
+    p2 = subprocess.Popen(['perl', maketokenizer], stdin=p1.stdout, stdout=outfile)
+
+    r1 = p1.wait()
+    r2 = p2.wait()
+    assert r1 == 0
+    assert r2 == 0
+
+    return 0
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/action_useragentstylesheets.py b/Source/WebCore/WebCore.gyp/scripts/action_useragentstylesheets.py
new file mode 100644
index 0000000..6f017fc
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/action_useragentstylesheets.py
@@ -0,0 +1,102 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# usage: action_useragentstylesheets.py OUTPUTS -- INPUTS
+#
+# Multiple OUTPUTS and INPUTS may be listed. The sections are separated by
+# -- arguments.
+#
+# OUTPUTS must contain two items, in order: a path to UserAgentStyleSheets.h
+# and a path to UserAgentStyleSheetsData.cpp.
+#
+# INPUTS must contain at least two items. The first item must be the path to
+# make-css-file-arrays.pl. The remaining items are paths to style sheets to
+# be fed to that script.
+
+
+import os
+import subprocess
+import sys
+
+
+def SplitArgsIntoSections(args):
+    sections = []
+    while len(args) > 0:
+        if not '--' in args:
+            # If there is no '--' left, everything remaining is an entire section.
+            dashes = len(args)
+        else:
+            dashes = args.index('--')
+
+        sections.append(args[:dashes])
+
+        # Next time through the loop, look at everything after this '--'.
+        if dashes + 1 == len(args):
+            # If the '--' is at the end of the list, we won't come back through the
+            # loop again. Add an empty section now corresponding to the nothingness
+            # following the final '--'.
+            args = []
+            sections.append(args)
+        else:
+            args = args[dashes + 1:]
+
+    return sections
+
+
+def main(args):
+    sections = SplitArgsIntoSections(args[1:])
+    assert len(sections) == 2
+    (outputs, inputs) = sections
+
+    assert len(outputs) == 2
+    outputH = outputs[0]
+    outputCpp = outputs[1]
+
+    makeCssFileArrays = inputs[0]
+    styleSheets = inputs[1:]
+
+    # Build up the command.
+    command = ['perl', makeCssFileArrays, outputH, outputCpp]
+    command.extend(styleSheets)
+
+    # Do it. check_call is new in 2.5, so simulate its behavior with call and
+    # assert.
+    returnCode = subprocess.call(command)
+    assert returnCode == 0
+
+    return returnCode
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/rule_binding.py b/Source/WebCore/WebCore.gyp/scripts/rule_binding.py
new file mode 100644
index 0000000..5a41808
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/rule_binding.py
@@ -0,0 +1,136 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# usage: rule_binding.py INPUT CPPDIR HDIR -- INPUTS -- OPTIONS
+#
+# INPUT is an IDL file, such as Whatever.idl.
+#
+# CPPDIR is the directory into which V8Whatever.cpp will be placed. HDIR is
+# the directory into which V8Whatever.h will be placed.
+#
+# The first item in INPUTS is the path to generate-bindings.pl. Remaining
+# items in INPUTS are used to build the Perl module include path.
+#
+# OPTIONS are passed as-is to generate-bindings.pl as additional arguments.
+
+
+import errno
+import os
+import shlex
+import shutil
+import subprocess
+import sys
+
+
+def SplitArgsIntoSections(args):
+    sections = []
+    while len(args) > 0:
+        if not '--' in args:
+            # If there is no '--' left, everything remaining is an entire section.
+            dashes = len(args)
+        else:
+            dashes = args.index('--')
+
+        sections.append(args[:dashes])
+
+        # Next time through the loop, look at everything after this '--'.
+        if dashes + 1 == len(args):
+            # If the '--' is at the end of the list, we won't come back through the
+            # loop again. Add an empty section now corresponding to the nothingness
+            # following the final '--'.
+            args = []
+            sections.append(args)
+        else:
+            args = args[dashes + 1:]
+
+    return sections
+
+
+def main(args):
+    sections = SplitArgsIntoSections(args[1:])
+    assert len(sections) == 3, sections
+    (base, inputs, options) = sections
+
+    assert len(base) == 3, base
+    (input, cppdir, hdir) = base
+
+    assert len(inputs) > 1, inputs
+    generateBindings = inputs[0]
+    perlModules = inputs[1:]
+
+    includeDirs = []
+    for perlModule in perlModules:
+        includeDir = os.path.dirname(perlModule)
+        if not includeDir in includeDirs:
+            includeDirs.append(includeDir)
+
+    if '--prefix' in options:
+        prefixIndex = options.index('--prefix')
+    else:
+        prefixIndex = options.index('--generator')
+
+    fileName = ''
+    if '--filename' in options:
+        fileName = options[options.index('--filename') + 1]
+
+    if prefixIndex + 1 < len(options):
+        prefix = options[prefixIndex + 1]
+
+    # The defines come in as one flat string. Split it up into distinct arguments.
+    if '--defines' in options:
+        definesIndex = options.index('--defines')
+        if definesIndex + 1 < len(options):
+            splitOptions = shlex.split(options[definesIndex + 1])
+            if splitOptions:
+                options[definesIndex + 1] = ' '.join(splitOptions)
+
+    # Build up the command.
+    command = ['perl', '-w']
+    for includeDir in includeDirs:
+        command.extend(['-I', includeDir])
+    command.append(generateBindings)
+    command.extend(options)
+    command.extend(['--outputHeadersDir', hdir])
+    command.extend(['--outputDir', cppdir, input])
+
+    # Do it. check_call is new in 2.5, so simulate its behavior with call and
+    # assert.
+    returnCode = subprocess.call(command)
+    assert returnCode == 0
+
+    return returnCode
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv))
diff --git a/Source/WebCore/WebCore.gyp/scripts/rule_bison.py b/Source/WebCore/WebCore.gyp/scripts/rule_bison.py
new file mode 100644
index 0000000..eb85a4b
--- /dev/null
+++ b/Source/WebCore/WebCore.gyp/scripts/rule_bison.py
@@ -0,0 +1,102 @@
+#!/usr/bin/python
+#
+# Copyright (C) 2009 Google Inc. All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# 
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# usage: rule_bison.py INPUT_FILE OUTPUT_DIR
+# INPUT_FILE is a path to either CSSGrammar.y or XPathGrammar.y.
+# OUTPUT_DIR is where the bison-generated .cpp and .h files should be placed.
+
+import errno
+import os
+import os.path
+import subprocess
+import sys
+
+assert len(sys.argv) == 3
+
+inputFile = sys.argv[1]
+outputDir = sys.argv[2]
+
+inputName = os.path.basename(inputFile)
+assert inputName == 'CSSGrammar.y' or inputName == 'XPathGrammar.y'
+prefix = {'CSSGrammar.y': 'cssyy', 'XPathGrammar.y': 'xpathyy'}[inputName]
+
+(inputRoot, inputExt) = os.path.splitext(inputName)
+
+# The generated .h will be in a different location depending on the bison
+# version.
+outputHTries = [
+    os.path.join(outputDir, inputRoot + '.cpp.h'),
+    os.path.join(outputDir, inputRoot + '.hpp'),
+]
+
+for outputHTry in outputHTries:
+    try:
+        os.unlink(outputHTry)
+    except OSError, e:
+        if e.errno != errno.ENOENT:
+            raise
+
+outputCpp = os.path.join(outputDir, inputRoot + '.cpp')
+
+returnCode = subprocess.call(['bison', '-d', '-p', prefix, inputFile, '-o', outputCpp])
+assert returnCode == 0
+
+# Find the name that bison used for the generated header file.
+outputHTmp = None
+for outputHTry in outputHTries:
+    try:
+        os.stat(outputHTry)
+        outputHTmp = outputHTry
+        break
+    except OSError, e:
+        if e.errno != errno.ENOENT:
+            raise
+
+assert outputHTmp != None
+
+# Read the header file in under the generated name and remove it.
+outputHFile = open(outputHTmp)
+outputHContents = outputHFile.read()
+outputHFile.close()
+os.unlink(outputHTmp)
+
+# Rewrite the generated header with #include guards.
+outputH = os.path.join(outputDir, inputRoot + '.h')
+
+outputHFile = open(outputH, 'w')
+print >>outputHFile, '#ifndef %sH' % inputRoot
+print >>outputHFile, '#define %sH' % inputRoot
+print >>outputHFile, outputHContents
+print >>outputHFile, '#endif'
+outputHFile.close()