[Mac] Refactor the Fullscreen Toolbar Visibility Locks

chrome/browser/ui/cocoa/browser_window_controller_private.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_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_
 
 #import "chrome/browser/ui/cocoa/browser_window_controller.h"
 #import "chrome/browser/ui/cocoa/browser_window_layout.h"
 #import "chrome/browser/ui/cocoa/fullscreen_toolbar_controller.h"
@@ skipping 69 matching lines @@
 // methods are internal implementations of |-setFullscreen:|.
 - (void)enterImmersiveFullscreen;
 - (void)exitImmersiveFullscreen;
 
 // Register or deregister for content view resize notifications.  These
 // notifications are used while transitioning into fullscreen mode using Cocoa's
 // System Fullscreen API.
 - (void)registerForContentViewResizeNotifications;
 - (void)deregisterForContentViewResizeNotifications;
 
-// Allows/prevents bar visibility locks and releases from updating the visual
-// state. Enabling makes changes instantaneously; disabling cancels any
-// timers/animation.
-- (void)enableBarVisibilityUpdates;
-- (void)disableBarVisibilityUpdates;
-
-// If there are no visibility locks and bar visibity updates are enabled, hides
-// the bar with |animation|.  Otherwise, does nothing.
-- (void)hideOverlayIfPossibleWithAnimation:(BOOL)animation;
-
 // The opacity for the toolbar divider; 0 means that it shouldn't be shown.
 - (CGFloat)toolbarDividerOpacity;
 
 // Update visibility of the infobar tip, depending on the state of the window.
 - (void)updateInfoBarTipVisibility;
 
 // The min Y of the bubble point in the coordinate space of the toolbar.
 - (NSInteger)pageInfoBubblePointY;
 
 // Allows the omnibox to slide. Also prepares UI for several fullscreen modes.
@@ skipping 70 matching lines @@
 // Adjusts the UI and destroys the exit bubble when we are exiting fullscreen.
 - (void)adjustUIForExitingFullscreen;
 
 // Determines the appropriate sliding fullscreen style and adjusts the UI to
 // it when we are entering fullscreen.
 - (void)adjustUIForEnteringFullscreen;
 
 // Returns YES if the fullscreen is for tab content or an extension.
 - (BOOL)isFullscreenForTabContentOrExtension;
 
+// Accessor for the controller managing the fullscreen toolbar visibility
+// locks.
+- (FullscreenToolbarVisibilityLockController*)
+    fullscreenToolbarVisibilityLockController;
+
 @end  // @interface BrowserWindowController(Private)
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_