Remove StyleEngine.h include from RenderObject.h

Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple 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.
@@ skipping 35 matching lines @@
 #include "core/dom/Document.h"
 #include "core/dom/DocumentMarker.h"
 #include "core/dom/DocumentMarkerController.h"
 #include "core/dom/Element.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/FullscreenElementStack.h"
 #include "core/dom/NodeRenderStyle.h"
 #include "core/dom/PseudoElement.h"
 #include "core/dom/Range.h"
 #include "core/dom/StaticNodeList.h"
+#include "core/dom/StyleEngine.h"
 #include "core/dom/TreeScope.h"
 #include "core/dom/ViewportDescription.h"
 #include "core/dom/shadow/ComposedTreeWalker.h"
 #include "core/dom/shadow/ElementShadow.h"
 #include "core/dom/shadow/SelectRuleFeatureSet.h"
 #include "core/dom/shadow/ShadowRoot.h"
 #include "core/editing/Editor.h"
 #include "core/editing/PlainTextRange.h"
 #include "core/editing/SpellCheckRequester.h"
 #include "core/editing/SpellChecker.h"
@@ skipping 2283 matching lines @@
     }
     networkStateNotifier().setWebConnectionTypeForTest(webtype);
 }
 
 unsigned Internals::countHitRegions(CanvasRenderingContext2D* context)
 {
     return context->hitRegionsCount();
 }
 
 } // namespace WebCore