[C++11 Allowed Features] Declares a type-safe null pointer converting from NULL to nullptr [part-4]

cc/test/layer_tree_test.cc

 // Copyright 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 "cc/test/layer_tree_test.h"
 
 #include "base/command_line.h"
 #include "cc/animation/animation.h"
 #include "cc/animation/animation_registrar.h"
 #include "cc/animation/layer_animation_controller.h"
@@ skipping 365 matching lines @@
   }
 
   void set_test_started(bool started) { test_started_ = started; }
 
   virtual void DidDeferCommit() override { test_hooks_->DidDeferCommit(); }
 
  private:
   LayerTreeHostForTesting(TestHooks* test_hooks,
                           LayerTreeHostClient* client,
                           const LayerTreeSettings& settings)
-      : LayerTreeHost(client, NULL, settings),
+      : LayerTreeHost(client, nullptr, settings),
         shared_bitmap_manager_(new TestSharedBitmapManager()),
         test_hooks_(test_hooks),
         test_started_(false) {}
 
   scoped_ptr<SharedBitmapManager> shared_bitmap_manager_;
   TestHooks* test_hooks_;
   bool test_started_;
 };
 
 LayerTreeTest::LayerTreeTest()
@@ skipping 118 matching lines @@
 
 void LayerTreeTest::DoBeginTest() {
   client_ = LayerTreeHostClientForTesting::Create(this);
 
   DCHECK(!impl_thread_ || impl_thread_->message_loop_proxy().get());
   layer_tree_host_ = LayerTreeHostForTesting::Create(
       this,
       client_.get(),
       settings_,
       base::MessageLoopProxy::current(),
-      impl_thread_ ? impl_thread_->message_loop_proxy() : NULL);
+      impl_thread_ ? impl_thread_->message_loop_proxy() : nullptr);
   ASSERT_TRUE(layer_tree_host_);
 
   started_ = true;
   beginning_ = true;
   SetupTree();
   WillBeginTest();
   BeginTest();
   beginning_ = false;
   if (end_when_begin_returns_)
     RealEndTest();
@@ skipping 169 matching lines @@
   if (impl->pending_tree())
     return impl->pending_tree()->source_frame_number();
   if (impl->active_tree())
     return impl->active_tree()->source_frame_number();
   // Source frames start at 0, so this is invalid.
   return -1;
 }
 
 void LayerTreeTest::DestroyLayerTreeHost() {
   if (layer_tree_host_ && layer_tree_host_->root_layer())
-    layer_tree_host_->root_layer()->SetLayerTreeHost(NULL);
+    layer_tree_host_->root_layer()->SetLayerTreeHost(nullptr);
   layer_tree_host_ = nullptr;
 }
 
 }  // namespace cc