diff -r 000000000000 -r dd21522fd290 webengine/osswebengine/WebKit/Misc/WebNSViewExtras.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/webengine/osswebengine/WebKit/Misc/WebNSViewExtras.h	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2005, 2006 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 <AppKit/AppKit.h>
+
+#define WebDragImageAlpha 0.75f
+
+@class DOMElement;
+@class WebFrameView;
+@class WebView;
+
+@interface NSView (WebExtras)
+
+// Returns the nearest enclosing view of the given class, or nil if none.
+- (NSView *)_web_superviewOfClass:(Class)viewClass;
+- (WebFrameView *)_web_parentWebFrameView;
+- (WebView *)_webView;
+
+// returns whether a drag should begin starting with mouseDownEvent; if the time
+// passes expiration or the mouse moves less than the hysteresis before the mouseUp event,
+// returns NO, else returns YES.
+- (BOOL)_web_dragShouldBeginFromMouseDown:(NSEvent *)mouseDownEvent
+                           withExpiration:(NSDate *)expiration
+                              xHysteresis:(float)xHysteresis
+                              yHysteresis:(float)yHysteresis;
+
+// Calls _web_dragShouldBeginFromMouseDown:withExpiration:xHysteresis:yHysteresis: with
+// the default values for xHysteresis and yHysteresis
+- (BOOL)_web_dragShouldBeginFromMouseDown:(NSEvent *)mouseDownEvent
+                           withExpiration:(NSDate *)expiration;
+
+// Convenience method. Returns NSDragOperationCopy if _web_bestURLFromPasteboard doesn't return nil.
+// Returns NSDragOperationNone otherwise.
+- (NSDragOperation)_web_dragOperationForDraggingInfo:(id <NSDraggingInfo>)sender;
+
+// Resizes and applies alpha to image and drags it.
+- (void)_web_DragImageForElement:(DOMElement *)element
+                         rect:(NSRect)rect
+                        event:(NSEvent *)event
+                   pasteboard:(NSPasteboard *)pasteboard 
+                       source:(id)source
+                       offset:(NSPoint *)dragImageOffset;
+
+- (BOOL)_web_firstResponderIsSelfOrDescendantView;
+
+- (NSRect)_web_convertRect:(NSRect)aRect toView:(NSView *)aView;
+
+@end