Use std::unique_ptr to signal ownership transfer in WebCompositorSupport

third_party/WebKit/Source/web/tests/WebPluginContainerTest.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 47 matching lines @@
 #include "public/web/WebPrintParams.h"
 #include "public/web/WebSettings.h"
 #include "public/web/WebView.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/skia/include/core/SkPictureRecorder.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebPluginContainerImpl.h"
 #include "web/WebViewImpl.h"
 #include "web/tests/FakeWebPlugin.h"
 #include "web/tests/FrameTestHelpers.h"
-#include "wtf/PtrUtil.h"
 #include <memory>
 
 using blink::testing::runPendingTasks;
 
 namespace blink {
 
 class WebPluginContainerTest : public ::testing::Test {
  public:
   WebPluginContainerTest() : m_baseURL("http://www.test.com/") {}
 
@@ skipping 593 matching lines @@
 
   EXPECT_FALSE(pluginContainerImpl->isRectTopmost(topmostRect));
 }
 
 namespace {
 
 class CompositedPlugin : public FakeWebPlugin {
  public:
   CompositedPlugin(WebLocalFrame* frame, const WebPluginParams& params)
       : FakeWebPlugin(frame, params),
-        m_layer(wrapUnique(
-            Platform::current()->compositorSupport()->createLayer())) {}
+        m_layer(Platform::current()->compositorSupport()->createLayer()) {}
 
   WebLayer* getWebLayer() const { return m_layer.get(); }
 
   // WebPlugin
 
   bool initialize(WebPluginContainer* container) override {
     if (!FakeWebPlugin::initialize(container))
       return false;
     container->setWebLayer(m_layer.get());
     return true;
@@ skipping 75 matching lines @@
           WebString::fromUTF8("translated-plugin"));
   pluginContainerOneElement.pluginContainer()->setWantsWheelEvents(true);
 
   runPendingTasks();
   EXPECT_TRUE(
       webView->page()->frameHost().eventHandlerRegistry().hasEventHandlers(
           EventHandlerRegistry::WheelEventBlocking));
 }
 
 }  // namespace blink