Rewrite references to "wtf/" to "platform/wtf/" in the rest of core/.

third_party/WebKit/Source/core/timing/PerformanceUserTiming.h

 /*
  * Copyright (C) 2012 Intel 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef PerformanceUserTiming_h
 #define PerformanceUserTiming_h
 
 #include "core/timing/PerformanceBase.h"
 #include "core/timing/PerformanceTiming.h"
 #include "platform/heap/Handle.h"
-#include "wtf/text/WTFString.h"
+#include "platform/wtf/text/WTFString.h"
 
 namespace blink {
 
 class ExceptionState;
 class PerformanceBase;
 
 typedef unsigned long long (
     PerformanceTiming::*NavigationTimingFunction)() const;
 using PerformanceEntryMap = HeapHashMap<String, PerformanceEntryVector>;
 
@@ skipping 26 matching lines @@
   double FindExistingMarkStartTime(const String& mark_name, ExceptionState&);
 
   Member<PerformanceBase> performance_;
   PerformanceEntryMap marks_map_;
   PerformanceEntryMap measures_map_;
 };
 
 }  // namespace blink
 
 #endif  // !defined(PerformanceUserTiming_h)