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

content/browser/renderer_host/render_widget_host_view_gtk.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 "content/browser/renderer_host/render_widget_host_view_gtk.h"
 
 // If this gets included after the gtk headers, then a bunch of compiler
 // errors happen because of a "#define Status int" in Xlib.h, which interacts
 // badly with net::URLRequestStatus::Status.
 #include "content/common/view_messages.h"
@@ skipping 1165 matching lines @@
     GtkNativeViewManager* manager = GtkNativeViewManager::GetInstance();
     gfx::NativeViewId view_id = GetNativeViewId();
 
     if (!manager->GetPermanentXIDForId(&compositing_surface_, view_id)) {
       DLOG(ERROR) << "Can't find XID for view id " << view_id;
     }
   }
   return compositing_surface_;
 }
 
+bool RenderWidgetHostViewGtk::LockMouse() {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+void RenderWidgetHostViewGtk::UnlockMouse() {
+  NOTIMPLEMENTED();
+}
+
 void RenderWidgetHostViewGtk::ForwardKeyboardEvent(
     const NativeWebKeyboardEvent& event) {
   if (!host_)
     return;
 
 #if !defined(OS_CHROMEOS)
   EditCommands edit_commands;
   if (!event.skip_in_browser &&
       key_bindings_handler_->Match(event, &edit_commands)) {
     host_->Send(new ViewMsg_SetEditCommandsForNextKeyEvent(
@@ skipping 35 matching lines @@
   last_mouse_down_ = temp;
 }
 
 // static
 void RenderWidgetHostView::GetDefaultScreenInfo(
     WebKit::WebScreenInfo* results) {
   GdkWindow* gdk_window =
       gdk_display_get_default_group(gdk_display_get_default());
   content::GetScreenInfoFromNativeWindow(gdk_window, results);
 }