Require explicit selection of traits for LazyInstance

cc/layers/empty_content_layer_client.cc

 // Copyright 2015 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 "cc/layers/empty_content_layer_client.h"
 
 #include "cc/playback/display_item_list.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace cc {
 
 namespace {
-base::LazyInstance<EmptyContentLayerClient> g_empty_content_layer_client =
-    LAZY_INSTANCE_INITIALIZER;
+base::LazyInstance<EmptyContentLayerClient>::DestructorAtExit
+    g_empty_content_layer_client = LAZY_INSTANCE_INITIALIZER;
 }
 
 // static
 ContentLayerClient* EmptyContentLayerClient::GetInstance() {
   return g_empty_content_layer_client.Pointer();
 }
 
 EmptyContentLayerClient::EmptyContentLayerClient() {}
 
 EmptyContentLayerClient::~EmptyContentLayerClient() {}
@@ skipping 10 matching lines @@
 
 bool EmptyContentLayerClient::FillsBoundsCompletely() const {
   return false;
 }
 
 size_t EmptyContentLayerClient::GetApproximateUnsharedMemoryUsage() const {
   return 0u;
 }
 
 }  // namespace cc