core/html: Include wtf files using "wtf/foo.h" form.

Source/core/html/parser/BackgroundHTMLInputStream.h

 /*
  * Copyright (C) 2013 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
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (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 BackgroundHTMLInputStream_h
 #define BackgroundHTMLInputStream_h
 
 #include "core/platform/text/SegmentedString.h"
-#include <wtf/text/WTFString.h>
-#include <wtf/Vector.h>
+#include "wtf/Vector.h"
+#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 typedef size_t HTMLInputCheckpoint;
 
 class BackgroundHTMLInputStream {
     WTF_MAKE_NONCOPYABLE(BackgroundHTMLInputStream);
 public:
     BackgroundHTMLInputStream();
 
@@ skipping 28 matching lines @@
     Vector<Checkpoint> m_checkpoints;
 
     // Note: These indicies may === vector.size(), in which case there are no valid checkpoints/segments at this time.
     size_t m_firstValidCheckpointIndex;
     size_t m_firstValidSegmentIndex;
 };
 
 }
 
 #endif