Mac: Simulate the OS-level focus handling that windows and linux plugins...

chrome/browser/plugin_process_host.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_BROWSER_PLUGIN_PROCESS_HOST_H_
 #define CHROME_BROWSER_PLUGIN_PROCESS_HOST_H_
 
 #include "build/build_config.h"
 
 #include <queue>
@@ skipping 112 matching lines @@
   void OnMapNativeViewId(gfx::NativeViewId id, gfx::PluginWindowHandle* output);
 #endif
 
 #if defined(OS_MACOSX)
   void OnPluginSelectWindow(uint32 window_id, gfx::Rect window_rect,
                             bool modal);
   void OnPluginShowWindow(uint32 window_id, gfx::Rect window_rect,
                           bool modal);
   void OnPluginHideWindow(uint32 window_id, gfx::Rect window_rect);
   void OnPluginDisposeWindow(uint32 window_id, gfx::Rect window_rect);
+  void OnPluginReceivedFocus(int process_id, int instance_id);
 #endif
 
   virtual bool CanShutdown() { return sent_requests_.empty(); }
 
   struct ChannelRequest {
     ChannelRequest(ResourceMessageFilter* renderer_message_filter,
                    const std::string& m, IPC::Message* r) :
         mime_type(m), reply_msg(r),
         renderer_message_filter_(renderer_message_filter) { }
     std::string mime_type;
@@ skipping 26 matching lines @@
   // Tracks full screen windows currently visible
   std::set<uint32> plugin_fullscreen_windows_set_;
   // Tracks modal windows currently visible
   std::set<uint32> plugin_modal_windows_set_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(PluginProcessHost);
 };
 
 #endif  // CHROME_BROWSER_PLUGIN_PROCESS_HOST_H_