Prepare for move-only PassOwnPtr in the remaining directories.

third_party/WebKit/Source/platform/TraceEvent.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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 424 matching lines @@
 template<typename T> struct TracedValueTraits {
     static const bool isTracedValue = false;
     static PassOwnPtr<TracedValue> moveFromIfTracedValue(const T&)
     {
         return nullptr;
     }
 };
 
 template<typename T> struct TracedValueTraits<PassOwnPtr<T>> {
     static const bool isTracedValue = std::is_convertible<T*, TracedValue*>::value;
-    static PassOwnPtr<TracedValue> moveFromIfTracedValue(const PassOwnPtr<T>& tracedValue)
+    static PassOwnPtr<TracedValue> moveFromIfTracedValue(PassOwnPtr<T>&& tracedValue)
     {
-        return tracedValue;
+        return std::move(tracedValue);
     }
 };
 
 template<typename T> bool isTracedValue(const T&)
 {
     return TracedValueTraits<T>::isTracedValue;
 }
 
-template<typename T> PassOwnPtr<TracedValue> moveFromIfTracedValue(const T& value)
+template<typename T> PassOwnPtr<TracedValue> moveFromIfTracedValue(T&& value)
 {
-    return TracedValueTraits<T>::moveFromIfTracedValue(value);
+    return TracedValueTraits<T>::moveFromIfTracedValue(std::forward<T>(value));
 }
 
 // These addTraceEvent template functions are defined here instead of in the
 // macro, because the arg values could be temporary string objects. In order to
 // store pointers to the internal c_str and pass through to the tracing API, the
 // arg values must live throughout these procedures.
 
 static inline TraceEventHandle addTraceEvent(
     char phase,
     const unsigned char* categoryEnabled,
@@ skipping 212 matching lines @@
     const char* m_categoryGroup;
     const char* m_name;
     IDType m_id;
 };
 
 } // namespace TraceEvent
 
 } // namespace blink
 
 #endif