[Mac] Implement LocationBarViewMac::UpdateLocationBarVisibility()

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/presentation_mode_controller.h"
@@ skipping 58 matching lines @@
 // does not position views; callers must also call |-layoutSubviews:|.
 - (void)moveViewsForImmersiveFullscreen:(BOOL)fullscreen
                           regularWindow:(NSWindow*)regularWindow
                        fullscreenWindow:(NSWindow*)fullscreenWindow;
 
 // Called when a permission bubble closes, and informs the presentation
 // controller that the dropdown can be hidden.  (The dropdown should never be
 // hidden while a permissions bubble is visible.)
 - (void)permissionBubbleWindowWillClose:(NSNotification*)notification;
 
+- (void)showToolbar:(NSNotification*)notification;

[tapted, 2015/09/08 05:55:05]

all objc methods in .h files need comments, per go/objcguide

[dominickn, 2015/10/09 06:37:02]

Done.

+- (void)hideToolbar:(NSNotification*)notification;
+
 // Enter or exit fullscreen without using Cocoa's System Fullscreen API.  These
 // 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;
@@ skipping 88 matching lines @@
 // Redeclare some methods from NSWindowDelegate to suppress
 // -Wpartial-availability warnings.
 - (void)windowDidEnterFullScreen:(NSNotification*)notification;
 - (void)windowDidExitFullScreen:(NSNotification*)notification;
 - (void)windowWillExitFullScreen:(NSNotification*)notification;
 #endif
 
 @end  // @interface BrowserWindowController(Private)
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_CONTROLLER_PRIVATE_H_