Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/web/tests/FrameTestHelpers.h

 /*
  * Copyright (C) 2011 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 24 matching lines @@
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/scroll/ScrollbarTheme.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebURLRequest.h"
 #include "public/web/WebFrameClient.h"
 #include "public/web/WebFrameOwnerProperties.h"
 #include "public/web/WebHistoryItem.h"
 #include "public/web/WebRemoteFrameClient.h"
 #include "public/web/WebViewClient.h"
 #include "web/WebViewImpl.h"
+#include "wtf/PassOwnPtr.h"
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
-#include <memory>
 #include <string>
 
 namespace blink {
 
 class WebFrame;
 class WebFrameWidget;
 class WebLocalFrame;
 class WebRemoteFrame;
 class WebRemoteFrameImpl;
 enum class WebCachePolicy;
@@ skipping 69 matching lines @@
     void scheduleAnimation() override { m_animationScheduled = true; }
     bool animationScheduled() { return m_animationScheduled; }
     void clearAnimationScheduled() { m_animationScheduled = false; }
 
     // TODO(lfg): This is a temporary method to retrieve the WebWidgetClient,
     // while we refactor WebView to not inherit from Webwidget.
     // Returns the WebWidgetClient.
     WebWidgetClient* widgetClient() { return this; }
 
 private:
-    std::unique_ptr<WebLayerTreeView> m_layerTreeView;
+    OwnPtr<WebLayerTreeView> m_layerTreeView;
     bool m_animationScheduled;
 };
 
 // Convenience class for handling the lifetime of a WebView and its associated mainframe in tests.
 class WebViewHelper {
     WTF_MAKE_NONCOPYABLE(WebViewHelper);
 public:
     WebViewHelper(SettingOverrider* = 0);
     ~WebViewHelper();
 
@@ skipping 58 matching lines @@
         WebDOMMessageEvent) override { }
 
 private:
     Persistent<WebRemoteFrameImpl> const m_frame;
 };
 
 } // namespace FrameTestHelpers
 } // namespace blink
 
 #endif // FrameTestHelpers_h