TabContentsViewViews should be used instead of TabContentsViewGtk for TOUCH_UI

chrome/browser/tab_contents/tab_contents_view_mac.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 <Carbon/Carbon.h>
 
 #include "chrome/browser/tab_contents/tab_contents_view_mac.h"
 
 #include <string>
 
@@ skipping 304 matching lines @@
 // The obvious way to do this would be PostNonNestableTask(), but that
 // will fire when the event-tracking loop polls for events.  So we
 // need to bounce the message via Cocoa, instead.
 void TabContentsViewMac::CloseTabAfterEventTracking() {
   [cocoa_view_ cancelDeferredClose];
   [cocoa_view_ performSelector:@selector(closeTabAfterEvent)
                     withObject:nil
                     afterDelay:0.0];
 }
 
+void TabContentsViewMac::GetViewBounds(gfx::Rect* out) const {
+  // This method is noth currently used on mac.
+  NOTIMPLEMENTED();
+}
+
 void TabContentsViewMac::CloseTab() {
   tab_contents()->Close(tab_contents()->render_view_host());
 }
 
 void TabContentsViewMac::Observe(NotificationType type,
                                  const NotificationSource& source,
                                  const NotificationDetails& details) {
   switch (type.value) {
     case NotificationType::TAB_CONTENTS_CONNECTED: {
       sad_tab_.reset();
@@ skipping 171 matching lines @@
       [[[notification userInfo] objectForKey:kSelectionDirection]
         unsignedIntegerValue];
   if (direction == NSDirectSelection)
     return;
 
   [self tabContents]->
       FocusThroughTabTraversal(direction == NSSelectingPrevious);
 }
 
 @end