Mouse lock implementation, including the renderer side and the Windows version of the browser side.

webkit/plugins/ppapi/ppapi_plugin_instance.cc

 // 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.
 
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
@@ skipping 1502 matching lines @@
 
 int32_t PluginInstance::LockMouse(PP_Instance instance,
                                   PP_CompletionCallback callback) {
   if (!callback.func) {
     // Don't support synchronous call.
     return PP_ERROR_BADARGUMENT;
   }
   if (lock_mouse_callback_.func)
     return PP_ERROR_INPROGRESS;
 
-  // TODO(yzshen): Uncomment the following lines after adding implementation in
-  // the delegate.
-  // lock_mouse_callback_ = callback;
+  lock_mouse_callback_ = callback;
   // We will be notified on completion via OnLockMouseACK(), either
   // synchronously or asynchronously.
-  // delegate()->LockMouse(this);
-  // return PP_OK_COMPLETIONPENDING;
-  return PP_ERROR_FAILED;
+  delegate()->LockMouse(this);
+  return PP_OK_COMPLETIONPENDING;
 }
 
 void PluginInstance::UnlockMouse(PP_Instance instance) {
-  // TODO(yzshen): Uncomment the following after adding implementation in the
-  // delegate.
-  // delegate()->UnlockMouse(this);
+  delegate()->UnlockMouse(this);
 }
 
 void PluginInstance::SubscribeToPolicyUpdates(PP_Instance instance) {
   delegate()->SubscribeToPolicyUpdates(this);
 }
 
 void PluginInstance::DoSetCursor(WebCursorInfo* cursor) {
   cursor_.reset(cursor);
   if (fullscreen_container_)
     fullscreen_container_->DidChangeCursor(*cursor);
 }
 
 }  // namespace ppapi
 }  // namespace webkit