Mac: Minor fullscreen adjustments.

chrome/browser/ui/cocoa/browser_window_controller.mm

 // Copyright 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.h"
 
 #include <cmath>
 #include <numeric>
 
 #include "base/command_line.h"
@@ skipping 2079 matching lines @@
 - (BOOL)isInImmersiveFullscreen {
   return fullscreenWindow_.get() != nil || enteringImmersiveFullscreen_;
 }
 
 - (BOOL)isInAppKitFullscreen {
   return ([[self window] styleMask] & NSFullScreenWindowMask) ==
              NSFullScreenWindowMask ||
          enteringAppKitFullscreen_;
 }
 
-- (BOOL)isInFullscreenWithOmniboxSliding {
-  return presentationModeController_.get() != nil;
-}
-
 - (void)enterPresentationMode {
   if (!chrome::mac::SupportsSystemFullscreen()) {
     [self enterImmersiveFullscreen];
     return;
   }
 
   if ([self isInAppKitFullscreen]) {
     // Already in AppKit Fullscreen. Adjust the UI to use Presentation Mode.
     [self
         adjustUIForSlidingFullscreenStyle:fullscreen_mac::OMNIBOX_TABS_HIDDEN];
@@ skipping 115 matching lines @@
 
 - (BOOL)supportsBookmarkBar {
   return [self supportsWindowFeature:Browser::FEATURE_BOOKMARKBAR];
 }
 
 - (BOOL)isTabbedWindow {
   return browser_->is_type_tabbed();
 }
 
 @end  // @implementation BrowserWindowController(WindowType)