Rewrite references to "wtf/" to "platform/wtf/" in web.

third_party/WebKit/Source/web/tests/sim/SimDisplayItemList.h

 // 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.
 
 #ifndef SimDisplayItemList_h
 #define SimDisplayItemList_h
 
 #include "platform/graphics/paint/PaintRecord.h"
+#include "platform/wtf/text/WTFString.h"
 #include "public/platform/WebDisplayItemList.h"
 #include "web/tests/sim/SimCanvas.h"
-#include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class SimDisplayItemList final : public WebDisplayItemList {
  public:
   SimDisplayItemList();
 
   void appendDrawingItem(const WebRect&, sk_sp<const PaintRecord>) override;
 
   int drawCount() const { return m_commands.size(); }
 
   bool contains(SimCanvas::CommandType,
                 const String& colorString = String()) const;
 
  private:
   Vector<SimCanvas::Command> m_commands;
 };
 
 }  // namespace blink
 
 #endif