Remove OwnPtr from Blink.

third_party/WebKit/Source/platform/graphics/CompositorFactory.cpp

Index: third_party/WebKit/Source/platform/graphics/CompositorFactory.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/CompositorFactory.cpp b/third_party/WebKit/Source/platform/graphics/CompositorFactory.cpp
index 4f2e88189f64a45203a2ddad59ae5a04a9bbffc8..6e1c75963a2675fec4167995f2f5632d840fbe2e 100644
--- a/third_party/WebKit/Source/platform/graphics/CompositorFactory.cpp
+++ b/third_party/WebKit/Source/platform/graphics/CompositorFactory.cpp
@@ -12,6 +12,7 @@
 #include "platform/animation/CompositorTransformAnimationCurve.h"
 #include "platform/animation/CompositorTransformOperations.h"
 #include "platform/graphics/CompositorFilterOperations.h"
+#include <memory>
 
 namespace blink {
 
@@ -79,10 +80,10 @@ void CompositorFactory::initializeDefault()
     s_factory = new CompositorFactoryImpl();
 }
 
-void CompositorFactory::initializeForTesting(PassOwnPtr<CompositorFactory> factory)
+void CompositorFactory::initializeForTesting(std::unique_ptr<CompositorFactory> factory)
 {
     delete s_factory;
-    s_factory = factory.leakPtr();
+    s_factory = factory.release();
 }
 
 void CompositorFactory::shutdown()