Fixes regression where showing bookmark bar (or download shelf)

chrome/browser/ui/views/tab_contents/native_tab_contents_container_aura.cc

 // Copyright (c) 2011 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.
 
 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_container_aura.h"
 
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/browser/ui/views/tab_contents/native_tab_contents_container_views.h"
 #include "chrome/browser/ui/views/tab_contents/tab_contents_container.h"
 #include "chrome/browser/ui/views/tab_contents/tab_contents_view_views.h"
@@ skipping 30 matching lines @@
 }
 
 void NativeTabContentsContainerAura::DetachContents(TabContents* contents) {
   // Detach the TabContents.  Do this before we unparent the
   // TabContentsViewViews so that the window hierarchy is intact for any
   // cleanup during Detach().
   Detach();
 }
 
 void NativeTabContentsContainerAura::SetFastResize(bool fast_resize) {
-  NOTIMPLEMENTED();
+  set_fast_resize(fast_resize);
+}
+
+bool NativeTabContentsContainerAura::GetFastResize() const {
+  return fast_resize();
+}
+
+bool NativeTabContentsContainerAura::FastResizeAtLastLayout() const {
+  return fast_resize_at_last_layout();
 }
 
 void NativeTabContentsContainerAura::RenderViewHostChanged(
     RenderViewHost* old_host,
     RenderViewHost* new_host) {
   // If we are focused, we need to pass the focus to the new RenderViewHost.
   if (GetFocusManager()->GetFocusedView() == this)
     OnFocus();
 }
 
@@ skipping 72 matching lines @@
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NativeTabContentsContainer, public:
 
 // static
 NativeTabContentsContainer* NativeTabContentsContainer::CreateNativeContainer(
     TabContentsContainer* container) {
   return new NativeTabContentsContainerAura(container);
 }