Fixes a flash plugin hang caused by opening google finance ticker symbols in ...

chrome/renderer/render_widget.h

 // 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.
 
 #ifndef CHROME_RENDERER_RENDER_WIDGET_H_
 #define CHROME_RENDERER_RENDER_WIDGET_H_
 
 #include <vector>
 #include "base/basictypes.h"
 #include "base/gfx/native_widget_types.h"
@@ skipping 105 matching lines @@
   // Paints the given rectangular region of the WebWidget into canvas (a
   // shared memory segment returned by AllocPaintBuf on Windows). The caller
   // must ensure that the given rect fits within the bounds of the WebWidget.
   void PaintRect(const gfx::Rect& rect, skia::PlatformCanvas* canvas);
 
   void DoDeferredPaint();
   void DoDeferredScroll();
   void DoDeferredClose();
   void DoDeferredSetWindowRect(const WebKit::WebRect& pos);
 
-  // This method is called immediately after PaintRect but before the
-  // corresponding paint or scroll message is send to the widget host.
-  virtual void DidPaint() {}
-
   // Set the background of the render widget to a bitmap. The bitmap will be
   // tiled in both directions if it isn't big enough to fill the area. This is
   // mainly intended to be used in conjuction with WebView::SetIsTransparent().
   virtual void SetBackground(const SkBitmap& bitmap);
 
   // RenderWidget IPC message handlers
   void OnClose();
   void OnCreatingNewAck(gfx::NativeViewId parent);
   virtual void OnResize(const gfx::Size& new_size,
                         const gfx::Rect& resizer_rect);
@@ skipping 154 matching lines @@
 
   // While we are waiting for the browser to update window sizes,
   // we track the pending size temporarily.
   int pending_window_rect_count_;
   WebKit::WebRect pending_window_rect_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidget);
 };
 
 #endif  // CHROME_RENDERER_RENDER_WIDGET_H_