Remove unused includes from core/{editing,fileapi,history,html}

Source/core/html/parser/BackgroundHTMLParser.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
@@ skipping 17 matching lines @@
 
 #include "core/html/parser/BackgroundHTMLInputStream.h"
 #include "core/html/parser/CompactHTMLToken.h"
 #include "core/html/parser/HTMLParserOptions.h"
 #include "core/html/parser/HTMLPreloadScanner.h"
 #include "core/html/parser/HTMLSourceTracker.h"
 #include "core/html/parser/HTMLToken.h"
 #include "core/html/parser/HTMLTokenizer.h"
 #include "core/html/parser/HTMLTreeBuilderSimulator.h"
 #include "core/html/parser/XSSAuditorDelegate.h"
-#include <wtf/PassOwnPtr.h>
-#include <wtf/RefPtr.h>
-#include <wtf/Vector.h>
-#include <wtf/WeakPtr.h>
+#include "wtf/PassOwnPtr.h"
+#include "wtf/WeakPtr.h"
 
 namespace WebCore {
 
 class HTMLDocumentParser;
 class XSSAuditor;
 
 class BackgroundHTMLParser {
     WTF_MAKE_FAST_ALLOCATED;
 public:
     struct Configuration {
@@ skipping 47 matching lines @@
     PreloadRequestStream m_pendingPreloads;
     XSSInfoStream m_pendingXSSInfos;
 
     OwnPtr<XSSAuditor> m_xssAuditor;
     OwnPtr<TokenPreloadScanner> m_preloadScanner;
 };
 
 }
 
 #endif