Get rid of ui_cocoa_third_party_toolkits target from ui.gyp

chrome/browser/ui/cocoa/animatable_image.mm

 // Copyright (c) 2010 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/animatable_image.h"
 
 #include "base/logging.h"
-#import "third_party/GTM/AppKit/GTMNSAnimation+Duration.h"
+#import "third_party/google_toolbox_for_mac/src/AppKit/GTMNSAnimation+Duration.h"
 
 @implementation AnimatableImage
 
 @synthesize startFrame = startFrame_;
 @synthesize endFrame = endFrame_;
 @synthesize startOpacity = startOpacity_;
 @synthesize endOpacity = endOpacity_;
 @synthesize duration = duration_;
 
 - (id)initWithImage:(NSImage*)image
@@ skipping 102 matching lines @@
   [CATransaction commit];
 }
 
 // CAAnimation delegate method called when the animation is complete.
 - (void)animationDidStop:(CAAnimation*)animation finished:(BOOL)flag {
   // Close the window, releasing self.
   [self close];
 }
 
 @end