Revert "Remove OwnPtr from Blink."

third_party/WebKit/Source/core/testing/DummyPageHolder.cpp

Index: third_party/WebKit/Source/core/testing/DummyPageHolder.cpp
diff --git a/third_party/WebKit/Source/core/testing/DummyPageHolder.cpp b/third_party/WebKit/Source/core/testing/DummyPageHolder.cpp
index a95add4e1e6b8e83d499dd3b55c647bd3e6bec78..6747c7ee5d677629449f3acdfe88b2cde5015b78 100644
--- a/third_party/WebKit/Source/core/testing/DummyPageHolder.cpp
+++ b/third_party/WebKit/Source/core/testing/DummyPageHolder.cpp
@@ -38,8 +38,6 @@
 #include "core/frame/VisualViewport.h"
 #include "core/loader/EmptyClients.h"
 #include "wtf/Assertions.h"
-#include "wtf/PtrUtil.h"
-#include <memory>
 
 namespace blink {
 
@@ -48,12 +46,12 @@ void RootLayerScrollsFrameSettingOverride(Settings& settings)
     settings.setRootLayerScrolls(true);
 }
 
-std::unique_ptr<DummyPageHolder> DummyPageHolder::create(
+PassOwnPtr<DummyPageHolder> DummyPageHolder::create(
     const IntSize& initialViewSize,
     Page::PageClients* pageClients,
     FrameLoaderClient* frameLoaderClient,
     FrameSettingOverrideFunction settingOverrider) {
-    return wrapUnique(new DummyPageHolder(initialViewSize, pageClients, frameLoaderClient, settingOverrider));
+    return adoptPtr(new DummyPageHolder(initialViewSize, pageClients, frameLoaderClient, settingOverrider));
 }
 
 DummyPageHolder::DummyPageHolder(