Silent mouse lock after unlock by target

chrome/browser/ui/fullscreen_controller.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_FULLSCREEN_CONTROLLER_H_
 #define CHROME_BROWSER_UI_FULLSCREEN_CONTROLLER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
@@ skipping 36 matching lines @@
   // Returns true if fullscreen has been caused by a tab.
   // The window may still be transitioning, and window_->IsFullscreen()
   // may still return false.
   bool IsFullscreenForTabOrPending() const;
   bool IsFullscreenForTabOrPending(const content::WebContents* tab) const;
 
   bool IsMouseLockRequested() const;
   bool IsMouseLocked() const;
 
   // Requests.
-  void RequestToLockMouse(content::WebContents* tab, bool user_gesture);
+  void RequestToLockMouse(content::WebContents* tab,
+                          bool user_gesture,
+                          bool last_unlocked_by_target);
   void ToggleFullscreenModeForTab(content::WebContents* tab,
                                   bool enter_fullscreen);
 #if defined(OS_MACOSX)
   void TogglePresentationMode();
 #endif
   void ToggleFullscreenMode();
   // Extension API implementation uses this method to toggle fullscreen mode.
   // The extension's name is displayed in the full screen bubble UI to attribute
   // the cause of the full screen state change.
   void ToggleFullscreenModeWithExtension(const GURL& extension_url);
@@ skipping 12 matching lines @@
 
  private:
   friend class base::RefCounted<FullscreenController>;
 
   enum MouseLockState {
     MOUSELOCK_NOT_REQUESTED,
     // The page requests to lock the mouse and the user hasn't responded to the
     // request.
     MOUSELOCK_REQUESTED,
     // Mouse lock has been allowed by the user.
-    MOUSELOCK_ACCEPTED
+    MOUSELOCK_ACCEPTED,
+    // Mouse lock has been silently accepted, no notification to user.
+    MOUSELOCK_ACCEPTED_SILENTLY
   };
 
   virtual ~FullscreenController();
 
   // Notifies the tab that it has been forced out of fullscreen and mouse lock
   // mode if necessary.
   void NotifyTabOfExitIfNecessary();
 
   // Make the current tab exit fullscreen mode or mouse lock if it is in it.
   void ExitTabFullscreenOrMouseLockIfNecessary();
@@ skipping 31 matching lines @@
 
   // Wrapper for current tab requesting or currently in mouse lock.
   TabContentsWrapper* mouse_lock_tab_;
 
   MouseLockState mouse_lock_state_;
 
   DISALLOW_COPY_AND_ASSIGN(FullscreenController);
 };
 
 #endif  // CHROME_BROWSER_UI_FULLSCREEN_CONTROLLER_H_