Modified the behavior of "Hide Toolbar in Full Screen"

chrome/browser/ui/cocoa/browser/exclusive_access_controller_views.mm

 // Copyright 2016 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.
 
 #import "chrome/browser/ui/cocoa/browser/exclusive_access_controller_views.h"
 
 #include "chrome/browser/download/download_shelf.h"
 #include "chrome/browser/fullscreen.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/cocoa/accelerators_cocoa.h"
@@ skipping 55 matching lines @@
 }
 
 bool ExclusiveAccessController::SupportsFullscreenWithToolbar() const {
   return chrome::mac::SupportsSystemFullscreen();
 }
 
 void ExclusiveAccessController::UpdateFullscreenWithToolbar(bool with_toolbar) {
   [controller_ updateFullscreenWithToolbar:with_toolbar];
 }
 
-void ExclusiveAccessController::ToggleFullscreenToolbar() {
+void ExclusiveAccessController::UpdateFullscreenToolbar() {
   PrefService* prefs = browser_->profile()->GetPrefs();
-  bool hideToolbar = !prefs->GetBoolean(prefs::kHideFullscreenToolbar);
+  bool hideToolbar = !prefs->GetBoolean(prefs::kShowFullscreenToolbar);
   [controller_ setFullscreenToolbarHidden:hideToolbar];
-  prefs->SetBoolean(prefs::kHideFullscreenToolbar, hideToolbar);
 }
 
 bool ExclusiveAccessController::IsFullscreenWithToolbar() const {
   return IsFullscreen() && ![controller_ inPresentationMode];
 }
 
 // See the Fullscreen terminology section and the (Fullscreen) interface
 // category in browser_window_controller.h for a detailed explanation of the
 // logic in this method.
 void ExclusiveAccessController::EnterFullscreen(
@@ skipping 85 matching lines @@
 }
 
 gfx::Rect ExclusiveAccessController::GetTopContainerBoundsInScreen() {
   NOTREACHED();  // Only used for ImmersiveMode.
   return gfx::Rect();
 }
 
 BrowserWindow* ExclusiveAccessController::GetBrowserWindow() const {
   return [controller_ browserWindow];
 }