Add an UpdateContext call to WebPluginDelegateImpl on the Mac.

webkit/glue/plugins/webplugin_delegate_impl.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 WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H_
 #define WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H_
 
 #include "build/build_config.h"
 
 #include <string>
@@ skipping 70 matching lines @@
                                                         intptr_t notify_data,
                                                         intptr_t stream);
 
   virtual void URLRequestRouted(const std::string&url, bool notify_needed,
                                 intptr_t notify_data);
   virtual bool IsWindowless() const { return windowless_ ; }
   virtual const gfx::Rect& GetRect() const { return window_rect_; }
   virtual const gfx::Rect& GetClipRect() const { return clip_rect_; }
   virtual int GetQuirks() const { return quirks_; }
 
+#if defined(OS_MACOSX)
+  // Informs the delegate that the context used for painting windowless plugins
+  // has changed.
+  virtual void UpdateContext(gfx::NativeDrawingContext context);
+#endif
+
  private:
   friend class DeleteTask<WebPluginDelegateImpl>;
 
   WebPluginDelegateImpl(gfx::PluginWindowHandle containing_view,
                         NPAPI::PluginInstance *instance);
   ~WebPluginDelegateImpl();
 
 #if !defined(OS_MACOSX)
   //--------------------------
   // used for windowed plugins
@@ skipping 187 matching lines @@
 
   // Holds the current cursor set by the windowless plugin.
   WebCursor current_windowless_cursor_;
 
   friend class WebPluginDelegate;
 
   DISALLOW_EVIL_CONSTRUCTORS(WebPluginDelegateImpl);
 };
 
 #endif  // #ifndef WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H_