Remove unused includes from core/html .cpp files

Source/core/html/HTMLLinkElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Rob Buis (rwlbuis@gmail.com)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 19 matching lines @@
 #include "bindings/v8/ScriptEventListener.h"
 #include "core/css/MediaList.h"
 #include "core/css/MediaQueryEvaluator.h"
 #include "core/css/StyleSheetContents.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/Attribute.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentStyleSheetCollection.h"
 #include "core/dom/Event.h"
 #include "core/dom/EventSender.h"
-#include "core/html/parser/HTMLParserIdioms.h"
 #include "core/loader/FrameLoader.h"
-#include "core/loader/FrameLoaderClient.h"
 #include "core/loader/cache/CachedCSSStyleSheet.h"
-#include "core/loader/cache/CachedResource.h"
 #include "core/loader/cache/CachedResourceLoader.h"
 #include "core/loader/cache/CachedResourceRequest.h"
 #include "core/page/Frame.h"
-#include "core/page/FrameTree.h"
 #include "core/page/FrameView.h"
-#include "core/page/Page.h"
-#include "core/page/Settings.h"
-#include "weborigin/SecurityOrigin.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
 static LinkEventSender& linkLoadEventSender()
 {
     DEFINE_STATIC_LOCAL(LinkEventSender, sharedLoadEventSender, (eventNames().loadEvent));
     return sharedLoadEventSender;
 }
@@ skipping 526 matching lines @@
 void LinkStyle::ownerRemoved()
 {
     if (m_sheet)
         clearSheet();
 
     if (styleSheetIsLoading())
         removePendingSheet(RemovePendingSheetNotifyLater);
 }
 
 } // namespace WebCore