[Material][Mac] Fixed Bookmark Items Highlight Issues

chrome/browser/ui/cocoa/bookmarks/bookmark_button.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/bookmarks/bookmark_button.h"
 
 #include <cmath>
 
 #include "base/logging.h"
 #include "base/mac/foundation_util.h"
@@ skipping 342 matching lines @@
 // to open menu").
 - (void)mouseEntered:(NSEvent*)event {
   [delegate_ mouseEnteredButton:self event:event];
 }
 
 // See comments above mouseEntered:.
 - (void)mouseExited:(NSEvent*)event {
   [delegate_ mouseExitedButton:self event:event];
 }
 
-- (void)mouseDown:(NSEvent*)theEvent {
-  // Clicking on a bookmark button in Material Design should highlight it.
-  const int kCellTag = [[self cell] tag];
-  if (kCellTag == kMaterialStandardButtonTypeWithLimitedClickFeedback &&
-      [self isEnabled]) {
-    [self highlight:YES];
-  }
-  [super mouseDown:theEvent];
-}
-
 - (void)mouseMoved:(NSEvent*)theEvent {
   if ([delegate_ respondsToSelector:@selector(mouseMoved:)])
     [id(delegate_) mouseMoved:theEvent];
 }
 
 - (void)mouseDragged:(NSEvent*)theEvent {
   if ([delegate_ respondsToSelector:@selector(mouseDragged:)])
     [id(delegate_) mouseDragged:theEvent];
 }
 
@@ skipping 145 matching lines @@
   [[cell clipPathForFrame:bounds inView:self] setClip];
   [cell drawWithFrame:bounds inView:self];
 
   CGContextEndTransparencyLayer(cgContext);
   [image unlockFocus];
 
   return image.autorelease();
 }
 
 @end