Remove isCompositorFramePending plumbing

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 2241 matching lines @@
     DisableCompositingQueryAsserts disabler;
 
     if (!document || !document->renderView()) {
         exceptionState.throwDOMException(InvalidAccessError, document ? "The document's render view cannot be retrieved." : "The document provided is invalid.");
         return;
     }
 
     document->frame()->view()->updateLayoutAndStyleForPainting();
 }
 
-bool Internals::isCompositorFramePending(Document* document, ExceptionState& exceptionState)
-{
-    if (!document || !document->renderView()) {
-        exceptionState.throwDOMException(InvalidAccessError, document ? "The document's render view cannot be retrieved." : "The document provided is invalid.");
-        return false;
-    }
-
-    return document->page()->chrome().client().isCompositorFramePending();
-}
-
 void Internals::setZoomFactor(float factor)
 {
     frame()->setPageZoomFactor(factor);
 }
 
 void Internals::setShouldRevealPassword(Element* element, bool reveal, ExceptionState& exceptionState)
 {
     if (!isHTMLInputElement(element)) {
         exceptionState.throwDOMException(InvalidAccessError, ExceptionMessages::argumentNullOrIncorrectType(1, "Element"));
         return;
@@ skipping 70 matching lines @@
 String Internals::textSurroundingNode(Node* node, int x, int y, unsigned long maxLength)
 {
     if (!node)
         return String();
     blink::WebPoint point(x, y);
     SurroundingText surroundingText(VisiblePosition(node->renderer()->positionForPoint(static_cast<IntPoint>(point))), maxLength);
     return surroundingText.content();
 }
 
 }