Remove OwnPtr from Blink.

third_party/WebKit/Source/web/FrameLoaderClientImpl.h

Index: third_party/WebKit/Source/web/FrameLoaderClientImpl.h
diff --git a/third_party/WebKit/Source/web/FrameLoaderClientImpl.h b/third_party/WebKit/Source/web/FrameLoaderClientImpl.h
index 46f1519ab5bc4f2fe41bf4e01530baa3380db6c6..a8035c553bbcf70f3f26b568a60912739ab87e2b 100644
--- a/third_party/WebKit/Source/web/FrameLoaderClientImpl.h
+++ b/third_party/WebKit/Source/web/FrameLoaderClientImpl.h
@@ -36,8 +36,8 @@
 #include "platform/heap/Handle.h"
 #include "platform/weborigin/KURL.h"
 #include "public/platform/WebInsecureRequestPolicy.h"
-#include "wtf/PassOwnPtr.h"
 #include "wtf/RefPtr.h"
+#include <memory>
 
 namespace blink {
 
@@ -131,8 +131,8 @@ public:
         HTMLPlugInElement*, const KURL&,
         const Vector<WTF::String>&, const Vector<WTF::String>&,
         const WTF::String&, bool loadManually, DetachedPluginPolicy) override;
-    PassOwnPtr<WebMediaPlayer> createWebMediaPlayer(HTMLMediaElement&, const WebMediaPlayerSource&, WebMediaPlayerClient*) override;
-    PassOwnPtr<WebMediaSession> createWebMediaSession() override;
+    std::unique_ptr<WebMediaPlayer> createWebMediaPlayer(HTMLMediaElement&, const WebMediaPlayerSource&, WebMediaPlayerClient*) override;
+    std::unique_ptr<WebMediaSession> createWebMediaSession() override;
     ObjectContentType getObjectContentType(
         const KURL&, const WTF::String& mimeType, bool shouldPreferPlugInsForImages) override;
     void didChangeScrollOffset() override;
@@ -165,12 +165,12 @@ public:
 
     void dispatchWillInsertBody() override;
 
-    PassOwnPtr<WebServiceWorkerProvider> createServiceWorkerProvider() override;
+    std::unique_ptr<WebServiceWorkerProvider> createServiceWorkerProvider() override;
     bool isControlledByServiceWorker(DocumentLoader&) override;
     int64_t serviceWorkerID(DocumentLoader&) override;
     SharedWorkerRepositoryClient* sharedWorkerRepositoryClient() override;
 
-    PassOwnPtr<WebApplicationCacheHost> createApplicationCacheHost(WebApplicationCacheHostClient*) override;
+    std::unique_ptr<WebApplicationCacheHost> createApplicationCacheHost(WebApplicationCacheHostClient*) override;
 
     void dispatchDidChangeManifest() override;