Disable CoreAnimation by default

chrome/browser/ui/cocoa/tabs/tab_strip_view.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/tabs/tab_strip_view.h"
 
 #include <cmath>  // floor
 
 #include "base/logging.h"
 #include "base/mac/mac_util.h"
@@ skipping 22 matching lines @@
         NSMakeRect(295, 0, 40, 27)]);
     [newTabButton_ setToolTip:l10n_util::GetNSString(IDS_TOOLTIP_NEW_TAB)];
 
     // Set lastMouseUp_ = -1000.0 so that timestamp-lastMouseUp_ is big unless
     // lastMouseUp_ has been reset.
     lastMouseUp_ = -1000.0;
 
     // Register to be an URL drop target.
     dropHandler_.reset([[URLDropTargetHandler alloc] initWithView:self]);
 
-    [self cr_setWantsLayer:YES];
+    [self setWantsLayer:YES];
   }
   return self;
 }
 
 // Draw bottom border bitmap. Each tab is responsible for mimicking this bottom
 // border, unless it's the selected tab.
 - (void)drawBorder:(NSRect)dirtyRect {
   ThemeService* themeProvider =
       static_cast<ThemeService*>([[self window] themeProvider]);
   if (!themeProvider)
@@ skipping 216 matching lines @@
 
 - (void)setNewTabButton:(NewTabButton*)button {
   newTabButton_.reset([button retain]);
 }
 
 - (void)setController:(TabStripController*)controller {
   controller_ = controller;
 }
 
 @end