More speedup of scrolling when many windowed plugins in a page. Scrolling is...

chrome/browser/render_widget_host_view_win.h

 // Copyright (c) 2006-2008 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_BROWSER_RENDER_WIDGET_HOST_VIEW_WIN_H_
 #define CHROME_BROWSER_RENDER_WIDGET_HOST_VIEW_WIN_H_
 
 #include <atlbase.h>
 #include <atlapp.h>
 #include <atlcrack.h>
@@ skipping 191 matching lines @@
   void ResetTooltip();
 
   // Synthesize mouse wheel event.
   LRESULT SynthesizeMouseWheel(bool is_vertical, int scroll_code,
                                short scroll_position);
 
   // Shuts down the render_widget_host_.  This is a separate function so we can
   // invoke it from the message loop.
   void ShutdownHost();
 
+  // Redraws the window synchronously, and any child windows (i.e. plugins)
+  // asynchronously.
+  void Redraw(const gfx::Rect& invalid_rect);
+
   // The associated Model.
   RenderWidgetHost* render_widget_host_;
 
   // The cursor for the page. This is passed up from the renderer.
   WebCursor current_cursor_;
 
   // Indicates if the page is loading.
   bool is_loading_;
 
   // true if we are currently tracking WM_MOUSEEXIT messages.
@@ skipping 48 matching lines @@
   // Whether the renderer is made accessible.
   // TODO(jcampan): http://b/issue?id=1432077 This is a temporary work-around
   // until that bug is fixed.
   bool renderer_accessible_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewWin);
 };
 
 #endif  // #ifndef CHROME_BROWSER_RENDER_WIDGET_HOST_VIEW_WIN_H_