Merge WebKit at r75993: Initial merge by git.

Change-Id: I602bbdc3974787a3b0450456a30a7868286921c3

1 files changed, 89 insertions, 0 deletions

diff --git a/Source/WebKit2/PluginProcess/mac/PluginProcessMac.mm b/Source/WebKit2/PluginProcess/mac/PluginProcessMac.mm
new file mode 100644
index 0000000..ccf444c
--- /dev/null
+++ b/Source/WebKit2/PluginProcess/mac/PluginProcessMac.mm
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2010 Apple 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 INC. AND ITS 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 APPLE INC. OR ITS 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.
+ */
+
+#if ENABLE(PLUGIN_PROCESS)
+ 
+#include "PluginProcess.h"
+
+#include "NetscapePlugin.h"
+#include "PluginProcessShim.h"
+#include <dlfcn.h>
+
+namespace WebKit {
+
+static bool isUserbreakSet = false;
+
+static void initShouldCallRealDebugger()
+{
+    char* var = getenv("USERBREAK");
+    
+    if (var)
+        isUserbreakSet = atoi(var);
+}
+
+static bool shouldCallRealDebugger()
+{
+    static pthread_once_t shouldCallRealDebuggerOnce = PTHREAD_ONCE_INIT;
+    pthread_once(&shouldCallRealDebuggerOnce, initShouldCallRealDebugger);
+    
+    return isUserbreakSet;
+}
+
+static bool isWindowActive(WindowRef windowRef, bool& result)
+{
+#ifndef NP_NO_CARBON
+    if (NetscapePlugin* plugin = NetscapePlugin::netscapePluginFromWindow(windowRef)) {
+        result = plugin->isWindowActive();
+        return true;
+    }
+#endif
+    return false;
+}
+
+static UInt32 getCurrentEventButtonState()
+{
+#ifndef NP_NO_CARBON
+    return NetscapePlugin::buttonState();
+#else
+    ASSERT_NOT_REACHED();
+    return 0;
+#endif
+}
+    
+void PluginProcess::initializeShim()
+{
+    const PluginProcessShimCallbacks callbacks = {
+        shouldCallRealDebugger,
+        isWindowActive,
+        getCurrentEventButtonState
+    };
+
+    PluginProcessShimInitializeFunc initFunc = reinterpret_cast<PluginProcessShimInitializeFunc>(dlsym(RTLD_DEFAULT, "WebKitPluginProcessShimInitialize"));
+    initFunc(callbacks);
+}
+
+} // namespace WebKit
+
+#endif // ENABLE(PLUGIN_PROCESS)