Android: Don't destroy LayerTreeHost when Surface goes away

chrome/browser/android/compositor/layer/contextual_search_layer.cc

 // Copyright 2014 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/android/compositor/layer/contextual_search_layer.h"
 
 #include "cc/layers/layer.h"
 #include "cc/layers/nine_patch_layer.h"
 #include "cc/layers/solid_color_layer.h"
 #include "cc/layers/ui_resource_layer.h"
+#include "cc/resources/scoped_ui_resource.h"
 #include "content/public/browser/android/compositor.h"
 #include "content/public/browser/android/content_view_core.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/android/resources/resource_manager.h"
-#include "ui/android/resources/ui_resource_android.h"
 #include "ui/base/l10n/l10n_util_android.h"
 
 namespace {
 
 const SkColor kSearchBackgroundColor = SkColorSetRGB(0xee, 0xee, 0xee);
 const SkColor kSearchBarBackgroundColor = SkColorSetRGB(0xff, 0xff, 0xff);
 const SkColor kSearchBarBorderColor = SkColorSetRGB(0xf1, 0xf1, 0xf1);
 
 }  // namespace
 
@@ skipping 460 matching lines @@
 
 ContextualSearchLayer::~ContextualSearchLayer() {
 }
 
 scoped_refptr<cc::Layer> ContextualSearchLayer::layer() {
   return layer_;
 }
 
 }  //  namespace android
 }  //  namespace chrome