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diff --git a/WebKit/mac/WebView/WebDocumentInternal.h b/WebKit/mac/WebView/WebDocumentInternal.h
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+++ b/WebKit/mac/WebView/WebDocumentInternal.h
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+/*
+ * Copyright (C) 2005 Apple Computer, 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. 
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE 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 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.
+ */
+
+#import <WebKit/WebDocumentPrivate.h>
+#import <WebKit/WebHTMLView.h>
+
+#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
+#define WebNSUInteger unsigned int
+#else
+#define WebNSUInteger NSUInteger
+#endif
+
+/*!
+@protocol _WebDocumentTextSizing
+@discussion Optional protocol for making text larger and smaller.
+*/
+@protocol _WebDocumentTextSizing <NSObject>
+
+// Methods to perform the actual commands
+- (IBAction)_makeTextSmaller:(id)sender;
+- (IBAction)_makeTextLarger:(id)sender;
+- (IBAction)_makeTextStandardSize:(id)sender;
+
+// Views that do text sizing come in two flavors.  Some will track the common textSizeMultiplier factor stored
+// in the WebView.  Others (see PDFView) keep their own scaling factor, but still want to play along loosely
+// with the smaller/larger commands, which in the user model operate across all frames of the WebView.
+- (BOOL)_tracksCommonSizeFactor;
+
+// Views that track the common size factor need to be told when the WebView itself changed the value.
+- (void)_textSizeMultiplierChanged;
+
+// Views that do not track the common size factor must answer for themselves if they are able to zoom in
+// or out.  Views that do track it are not sent these messages.
+- (BOOL)_canMakeTextSmaller;
+- (BOOL)_canMakeTextLarger;
+- (BOOL)_canMakeTextStandardSize;
+
+@end
+
+@protocol WebDocumentElement <NSObject>
+- (NSDictionary *)elementAtPoint:(NSPoint)point;
+- (NSDictionary *)elementAtPoint:(NSPoint)point allowShadowContent:(BOOL)allow;
+@end
+
+@protocol WebMultipleTextMatches <NSObject>
+- (void)setMarkedTextMatchesAreHighlighted:(BOOL)newValue;
+- (BOOL)markedTextMatchesAreHighlighted;
+- (WebNSUInteger)markAllMatchesForText:(NSString *)string caseSensitive:(BOOL)caseFlag limit:(WebNSUInteger)limit;
+- (void)unmarkAllTextMatches;
+- (NSArray *)rectsForTextMatches;
+@end
+
+
+/* Used to save and restore state in the view, typically when going back/forward */
+@protocol _WebDocumentViewState <NSObject>
+- (NSPoint)scrollPoint;
+- (void)setScrollPoint:(NSPoint)p;
+- (id)viewState;
+- (void)setViewState:(id)statePList;
+@end
+
+@interface WebHTMLView (WebDocumentInternalProtocols) <WebDocumentElement, WebMultipleTextMatches>
+@end
+
+#undef WebNSUInteger