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

Source/core/fileapi/Blob.h

 /*
  * Copyright (C) 2010 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 20 matching lines @@
 #ifndef Blob_h
 #define Blob_h
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "core/html/URLRegistry.h"
 #include "core/platform/network/BlobData.h"
 #include "weborigin/KURL.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
-#include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 class ScriptExecutionContext;
 
 class Blob : public ScriptWrappable, public URLRegistrable, public RefCounted<Blob> {
 public:
     static PassRefPtr<Blob> create()
     {
@@ skipping 36 matching lines @@
     // into an HTML or for FileRead'ing, public blob URLs must be used for those purposes.
     KURL m_internalURL;
 
     String m_type;
     long long m_size;
 };
 
 } // namespace WebCore
 
 #endif // Blob_h