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

third_party/WebKit/Source/core/timing/PerformanceObserverEntryList.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/timing/PerformanceObserverEntryList.h"
 
+#include <algorithm>
 #include "core/timing/PerformanceEntry.h"
-#include "wtf/StdLibExtras.h"
-#include <algorithm>
+#include "platform/wtf/StdLibExtras.h"
 
 namespace blink {
 
 PerformanceObserverEntryList::PerformanceObserverEntryList(
     const PerformanceEntryVector& entry_vector)
     : performance_entries_(entry_vector) {}
 
 PerformanceObserverEntryList::~PerformanceObserverEntryList() {}
 
 PerformanceEntryVector PerformanceObserverEntryList::getEntries() const {
@@ skipping 46 matching lines @@
   std::sort(entries.begin(), entries.end(),
             PerformanceEntry::StartTimeCompareLessThan);
   return entries;
 }
 
 DEFINE_TRACE(PerformanceObserverEntryList) {
   visitor->Trace(performance_entries_);
 }
 
 }  // namespace blink