Modified the behavior of "Hide Toolbar in Full Screen"

chrome/browser/ui/cocoa/browser_window_controller_private.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/browser_window_controller_private.h"
 
 #include <cmath>
 
 #import "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 816 matching lines @@
 
 - (void)adjustUIForExitingFullscreen {
   exclusiveAccessController_->Destroy();
   [self adjustUIForExitingFullscreenAndStopOmniboxSliding];
 }
 
 - (void)adjustUIForEnteringFullscreen {
   fullscreen_mac::SlidingStyle style;
   if ([self isFullscreenForTabContent]) {
     style = fullscreen_mac::OMNIBOX_TABS_NONE;
-  } else if (enteringPresentationMode_ || [self shouldHideFullscreenToolbar]) {
+  } else if (enteringPresentationMode_ || ![self shouldShowFullscreenToolbar]) {
     style = fullscreen_mac::OMNIBOX_TABS_HIDDEN;
   } else {
     style = fullscreen_mac::OMNIBOX_TABS_PRESENT;
   }
 
   [self adjustUIForSlidingFullscreenStyle:style];
 }
 
 - (void)enableBarVisibilityUpdates {
   // Early escape if there's nothing to do.
@@ skipping 391 matching lines @@
   return nil;
 }
 
 - (BOOL)isFullscreenForTabContent {
   return browser_->exclusive_access_manager()
                  ->fullscreen_controller()
                  ->IsWindowFullscreenForTabOrPending();
 }
 
 @end  // @implementation BrowserWindowController(Private)