This changelist fixes some issues with the NPAPI WMP plugin work in Chrome. ...

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 147 matching lines @@
 
   IPC_SYNC_MESSAGE_ROUTED0_2(PluginMsg_GetPluginScriptableObject,
                              int /* route_id */,
                              intptr_t /* npobject_ptr */)
 
   IPC_SYNC_MESSAGE_ROUTED3_0(PluginMsg_DidFinishLoadWithReason,
                              GURL /* url */,
                              int /* reason */,
                              intptr_t /* notify_data */)
 
-  // Updates the plugin location.  For windowless plugins, windowless_buffer
-  // contains a buffer that the plugin draws into.  background_buffer is used
-  // for transparent windowless plugins, and holds the background of the plugin
-  // rectangle.
-  IPC_MESSAGE_ROUTED4(PluginMsg_UpdateGeometry,
-                      gfx::Rect /* window_rect */,
-                      gfx::Rect /* clip_rect */,
-                      TransportDIB::Handle /* windowless_buffer */,
-                      TransportDIB::Handle /* background_buffer */)
+  // Updates the plugin location.
+  IPC_MESSAGE_ROUTED1(PluginMsg_UpdateGeometry,
+                      PluginMsg_UpdateGeometry_Param)
+
+  // A synchronous version of above.
+  IPC_SYNC_MESSAGE_ROUTED1_0(PluginMsg_UpdateGeometrySync,
+                             PluginMsg_UpdateGeometry_Param)
 
   IPC_SYNC_MESSAGE_ROUTED0_0(PluginMsg_SetFocus)
 
   IPC_SYNC_MESSAGE_ROUTED1_2(PluginMsg_HandleInputEvent,
                              IPC::WebInputEventPointer /* event */,
                              bool /* handled */,
                              WebCursor /* cursor type*/)
 
   IPC_SYNC_MESSAGE_ROUTED2_0(PluginMsg_WillSendRequest,
                              int /* id */,
@@ skipping 179 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)