Fix several issues around fullscreen Mac plugins:...

chrome/common/plugin_messages_internal.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.
 
 #include "base/gfx/native_widget_types.h"
 #include "base/shared_memory.h"
 #include "build/build_config.h"
 #include "ipc/ipc_message_macros.h"
 #include "webkit/glue/webcursor.h"
 
@@ skipping 105 matching lines @@
 #if defined(OS_LINUX)
   // On Linux, the mapping between NativeViewId and X window ids
   // is known only to the browser.  This message lets the plugin process
   // ask about a NativeViewId that was provided by the renderer.
   // It will get 0 back if it's a bogus input.
   IPC_SYNC_MESSAGE_CONTROL1_1(PluginProcessHostMsg_MapNativeViewId,
                              gfx::NativeViewId /* input: native view id */,
                              gfx::PluginWindowHandle /* output: X window id */)
 #endif
 
+#if defined(OS_MACOSX)
+  // On Mac OS X, we need the browser to keep track of plugin windows so
+  // that it can add and remove them from stacking groups, hide and show the
+  // menu bar, etc.  We pass the window rect for convenience so that the
+  // browser can easily tell if the window is fullscreen.
+
+  // Notifies the browser that the plugin has selected a window (i.e., brought
+  // it to the front and wants it to have keyboard focus).
+  IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginSelectWindow,
+                       uint32 /* window ID */,
+                       gfx::Rect /* window rect */)
+
+  // Notifies the browser that the plugin has shown a window.
+  IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginShowWindow,
+                       uint32 /* window ID */,
+                       gfx::Rect /* window rect */)
+
+  // Notifies the browser that the plugin has hidden a window.
+  IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginHideWindow,
+                       uint32 /* window ID */,
+                       gfx::Rect /* window rect */)
+
+  // Notifies the browser that the plugin has disposed of a window.
+  IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginDisposeWindow,
+                       uint32 /* window ID */,
+                       gfx::Rect /* window rect */)
+#endif
+
 IPC_END_MESSAGES(PluginProcessHost)
 
 
 //-----------------------------------------------------------------------------
 // Plugin messages
 // These are messages sent from the renderer process to the plugin process.
 IPC_BEGIN_MESSAGES(Plugin)
   // Tells the plugin process to create a new plugin instance with the given
   // id.  A corresponding WebPluginDelegateStub is created which hosts the
   // WebPluginDelegateImpl.
@@ skipping 241 matching lines @@
   IPC_SYNC_MESSAGE_ROUTED2_2(NPObjectMsg_Evaluate,
                              std::string /* script */,
                              bool /* popups_allowed */,
                              NPVariant_Param /* result_param */,
                              bool /* result */)
 
   IPC_SYNC_MESSAGE_ROUTED1_0(NPObjectMsg_SetException,
                              std::string /* message */)
 
 IPC_END_MESSAGES(NPObject)