Windowed mode mouse lock addded to fullscreen controller.

chrome/browser/ui/gtk/browser_window_gtk.cc

 // Copyright (c) 2012 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 "chrome/browser/ui/gtk/browser_window_gtk.h"
 
 #include <dlfcn.h>
 #include <gdk/gdkkeysyms.h>
 
 #include <algorithm>
@@ skipping 904 matching lines @@
 
 void BrowserWindowGtk::EnterFullscreen(
       const GURL& url, FullscreenExitBubbleType type) {
   // gtk_window_(un)fullscreen asks the window manager to toggle the EWMH
   // for fullscreen windows.  Not all window managers support this.
   gtk_window_fullscreen(window_);
   fullscreen_exit_bubble_type_ = type;
 }
 
 void BrowserWindowGtk::UpdateFullscreenExitBubbleContent(
-      const GURL& url,
+     const GURL& url,
       FullscreenExitBubbleType bubble_type) {
-  if (fullscreen_exit_bubble_.get())
-    fullscreen_exit_bubble_->UpdateContent(url, bubble_type);
+  if (bubble_type == FEB_TYPE_NONE) {
+   fullscreen_exit_bubble_.reset();
+  } else if (fullscreen_exit_bubble_.get()) {
+   fullscreen_exit_bubble_->UpdateContent(url, bubble_type);
+  } else {
+    fullscreen_exit_bubble_.reset(new FullscreenExitBubbleGtk(
+        GTK_FLOATING_CONTAINER(render_area_floating_container_),
+        browser(),
+        url,
+        bubble_type));
+  }
 }
 
 void BrowserWindowGtk::ExitFullscreen() {
   // Work around a bug where if we try to unfullscreen, metacity immediately
   // fullscreens us again.  This is a little flickery and not necessary if
   // there's a gnome-panel, but it's not easy to detect whether there's a
   // panel or not.
   bool unmaximize_before_unfullscreen = IsMaximized() &&
       ui::GuessWindowManager() == ui::WM_METACITY;
   if (unmaximize_before_unfullscreen)
@@ skipping 1644 matching lines @@
           wm_type == ui::WM_OPENBOX ||
           wm_type == ui::WM_XFWM4);
 }
 
 // static
 BrowserWindow* BrowserWindow::CreateBrowserWindow(Browser* browser) {
   BrowserWindowGtk* browser_window_gtk = new BrowserWindowGtk(browser);
   browser_window_gtk->Init();
   return browser_window_gtk;
 }