[Mac] Support windowless Flash plugin rendering directly to the context for single-process apps

webkit/plugins/npapi/webplugin_delegate_impl.h

 // Copyright (c) 2011 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_PLUGINS_NPAPI_WEBPLUGIN_DELEGATE_IMPL_H_
 #define WEBKIT_PLUGINS_NPAPI_WEBPLUGIN_DELEGATE_IMPL_H_
 
 #include <string>
 #include <list>
 
@@ skipping 158 matching lines @@
   void ImeCompositionCompleted(const string16& text);
 #ifndef NP_NO_CARBON
   // Informs the delegate that the plugin set a Carbon ThemeCursor.
   void SetThemeCursor(ThemeCursor cursor);
   // Informs the delegate that the plugin set a Carbon Cursor.
   void SetCarbonCursor(const Cursor* cursor);
 #endif
   // Informs the delegate that the plugin set a Cocoa NSCursor.
   void SetNSCursor(NSCursor* cursor);
 
+  // Indicates that the windowless plugins will draw directly to the window
+  // context instead of a buffer context.
+  void SetNoBufferContext();
+
 #ifndef NP_NO_CARBON
   // Indicates that it's time to send the plugin a null event.
   void FireIdleEvent();
 #endif
 
   // TODO(caryclark): This is a temporary workaround to allow the Darwin / Skia
   // port to share code with the Darwin / CG port. Later, this will be removed
   // and all callers will use the Paint defined above.
   void CGPaint(CGContextRef context, const gfx::Rect& rect);
 
@@ skipping 232 matching lines @@
   // slower, since the call we use to scrape the window contents is much more
   // expensive than copying between GWorlds).
   void SetQuickDrawFastPathEnabled(bool enabled);
 #endif
 
   // Adjusts the idle event rate for a Carbon plugin based on its current
   // visibility.
   void UpdateIdleEventRate();
 #endif  // !NP_NO_CARBON
 
+  bool use_buffer_context_;
   CGContextRef buffer_context_;  // Weak ref.
 
 #ifndef NP_NO_CARBON
   NP_CGContext np_cg_context_;
 #endif
 #ifndef NP_NO_QUICKDRAW
   NP_Port qd_port_;
   scoped_ptr<QuickDrawDrawingManager> qd_manager_;
   base::TimeTicks fast_path_enable_tick_;
 #endif
@@ skipping 76 matching lines @@
   // True if NPP_New did not return an error.
   bool creation_succeeded_;
 
   DISALLOW_COPY_AND_ASSIGN(WebPluginDelegateImpl);
 };
 
 }  // namespace npapi
 }  // namespace webkit
 
 #endif  // WEBKIT_PLUGINS_NPAPI_WEBPLUGIN_DELEGATE_IMPL_H_