Rewrite references to "wtf/" to "platform/wtf/" in core/frame.

third_party/WebKit/Source/core/frame/ContentSettingsClient.h

 // Copyright 2017 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.
 
 #ifndef ContentSettingsClient_h
 #define ContentSettingsClient_h
 
 #include <memory>
 
 #include "core/CoreExport.h"
 #include "platform/heap/Heap.h"
-#include "wtf/Forward.h"
+#include "platform/wtf/Forward.h"
 
 namespace blink {
 
 class ContentSettingCallbacks;
 class KURL;
 class SecurityOrigin;
 class WebContentSettingsClient;
 
 // This class provides the content settings information which tells
 // whether each feature is allowed. Most of the methods return the
@@ skipping 70 matching lines @@
   // This callback is similar, but for plugins.
   void DidNotAllowPlugins();
 
  private:
   WebContentSettingsClient* client_ = nullptr;
 };
 
 }  // namespace blink
 
 #endif  // ContentSettingsClient_h