Move nodesFromRect from Document to Internals

Source/core/testing/Internals.h

 /*
  * 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 165 matching lines @@
     int lastSpellCheckRequestSequence(Document*, ExceptionCode&);
     int lastSpellCheckProcessedSequence(Document*, ExceptionCode&);
 
     Vector<String> userPreferredLanguages() const;
     void setUserPreferredLanguages(const Vector<String>&);
 
     unsigned wheelEventHandlerCount(Document*, ExceptionCode&);
     unsigned touchEventHandlerCount(Document*, ExceptionCode&);
     PassRefPtr<ClientRectList> touchEventTargetClientRects(Document*, ExceptionCode&);
 
+    // This is used to test rect based hit testing like what's done on touch screens.
     PassRefPtr<NodeList> nodesFromRect(Document*, int x, int y, unsigned topPadding, unsigned rightPadding,
         unsigned bottomPadding, unsigned leftPadding, bool ignoreClipping, bool allowShadowContent, bool allowChildFrameContent, ExceptionCode&) const;
 
     void emitInspectorDidBeginFrame();
     void emitInspectorDidCancelFrame();
 
     bool hasSpellingMarker(Document*, int from, int length, ExceptionCode&);
     bool hasGrammarMarker(Document*, int from, int length, ExceptionCode&);
     bool hasAutocorrectedMarker(Document*, int from, int length, ExceptionCode&);
     void setContinuousSpellCheckingEnabled(bool enabled, ExceptionCode&);
@@ skipping 105 matching lines @@
     Vector<String> iconURLs(Document*, int iconTypesMask) const;
 
     DocumentMarker* markerAt(Node*, const String& markerType, unsigned index, ExceptionCode&);
     RefPtr<DOMWindow> m_frontendWindow;
     OwnPtr<InspectorFrontendChannelDummy> m_frontendChannel;
 };
 
 } // namespace WebCore
 
 #endif