Mac: Re-fix hidden CoreAnimation plugins.

chrome/browser/renderer_host/accelerated_surface_container_manager_mac.h

 // Copyright (c) 2010 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_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_
 #define CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_
 #pragma once
 
 #include <OpenGL/OpenGL.h>
 #include <map>
@@ skipping 47 matching lines @@
   // Draws the plugin container associated with the given id into the given
   // OpenGL context, which must already be current.
   void Draw(CGLContextObj context,
             gfx::PluginWindowHandle id,
             bool draw_root_container);
 
   // Causes the next Draw call on each container to trigger a texture upload.
   // Should be called any time the drawing context has changed.
   void ForceTextureReload();
 
+  // Notifies a surface that it has been painted to.
+  void SetSurfaceWasPaintedTo(gfx::PluginWindowHandle id);
+
+  // Returns if a given surface should be shown.
+  bool SurfaceShouldBeVisible(gfx::PluginWindowHandle id) const;
  private:
   uint32 current_id_;
 
   // Maps a "fake" plugin window handle to the corresponding container.
-  AcceleratedSurfaceContainerMac* MapIDToContainer(gfx::PluginWindowHandle id);
+  AcceleratedSurfaceContainerMac*
+      MapIDToContainer(gfx::PluginWindowHandle id) const;
 
   // A map that associates plugin window handles with their containers.
   typedef std::map<gfx::PluginWindowHandle, AcceleratedSurfaceContainerMac*>
       PluginWindowToContainerMap;
   PluginWindowToContainerMap plugin_window_to_container_map_;
 
   // The "root" container, which is only used to draw the output of
   // the accelerated compositor if it is active. Currently,
   // accelerated plugins (Core Animation and Pepper 3D) are drawn on
   // top of the page's contents rather than transformed and composited
   // with the rest of the page. At some point we would like them to be
   // treated uniformly with other page elements; when this is done,
   // the separate treatment of the root container can go away because
   // there will only be one container active when the accelerated
   // compositor is active.
   AcceleratedSurfaceContainerMac* root_container_;
 
   DISALLOW_COPY_AND_ASSIGN(AcceleratedSurfaceContainerManagerMac);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_GPU_PLUGIN_CONTAINER_MANAGER_MAC_H_