Replaced PassRefPtr copites with moves in Source/modules.

third_party/WebKit/Source/modules/fetch/DataConsumerTee.cpp

Index: third_party/WebKit/Source/modules/fetch/DataConsumerTee.cpp
diff --git a/third_party/WebKit/Source/modules/fetch/DataConsumerTee.cpp b/third_party/WebKit/Source/modules/fetch/DataConsumerTee.cpp
index 8b335d42f85c5b98c7573833af61f6d1e61c465a..30f5d0d5dc2f39a761d45b03def3414ed41d0a85 100644
--- a/third_party/WebKit/Source/modules/fetch/DataConsumerTee.cpp
+++ b/third_party/WebKit/Source/modules/fetch/DataConsumerTee.cpp
@@ -108,7 +108,7 @@ private:
 
 class DestinationTracker final : public ThreadSafeRefCounted<DestinationTracker> {
 public:
-    static PassRefPtr<DestinationTracker> create(PassRefPtr<TeeRootObject> root) { return adoptRef(new DestinationTracker(root)); }
+    static PassRefPtr<DestinationTracker> create(PassRefPtr<TeeRootObject> root) { return adoptRef(new DestinationTracker(std::move(root))); }
     ~DestinationTracker()
     {
         m_root->stop();
@@ -126,7 +126,7 @@ public:
     public:
         static PassRefPtr<Proxy> create(PassRefPtr<DestinationContext> context, PassRefPtr<DestinationTracker> tracker)
         {
-            return adoptRef(new Proxy(context, tracker));
+            return adoptRef(new Proxy(std::move(context), std::move(tracker)));
         }
         ~Proxy()
         {
@@ -314,7 +314,7 @@ class DestinationHandle final : public WebDataConsumerHandle {
 public:
     static std::unique_ptr<WebDataConsumerHandle> create(PassRefPtr<DestinationContext::Proxy> contextProxy)
     {
-        return wrapUnique(new DestinationHandle(contextProxy));
+        return wrapUnique(new DestinationHandle(std::move(contextProxy)));
     }
 
     std::unique_ptr<Reader> obtainReader(Client* client)