Generate CSSPropertyEquality instead of using hand-updated file.

third_party/WebKit/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 20 matching lines @@
 #include "bindings/core/v8/ScriptFunction.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "bindings/core/v8/SerializedScriptValue.h"
 #include "bindings/core/v8/SerializedScriptValueFactory.h"
 #include "bindings/core/v8/V8IteratorResultValue.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "core/HTMLNames.h"
 #include "core/SVGNames.h"
 #include "core/animation/AnimationTimeline.h"
+#include "core/css/CSSPropertyEquality.h"
 #include "core/css/StyleSheetContents.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/css/resolver/StyleResolverStats.h"
 #include "core/css/resolver/ViewportStyleResolver.h"
 #include "core/dom/ClientRect.h"
 #include "core/dom/ClientRectList.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMNodeIds.h"
 #include "core/dom/DOMPoint.h"
 #include "core/dom/DOMStringList.h"
@@ skipping 2536 matching lines @@
     return String();
 }
 
 String Internals::getProgrammaticScrollAnimationState(Node* node) const
 {
     if (ScrollableArea* scrollableArea = scrollableAreaForNode(node))
         return scrollableArea->programmaticScrollAnimator().runStateAsText();
     return String();
 }
 
+bool Internals::isCSSPropertyEqual(String property, Element* a, Element* b, ExceptionState& exceptionState) const
+{
+    CSSPropertyID id = cssPropertyID(property);
+    if (id == CSSPropertyInvalid) {
+        exceptionState.throwDOMException(InvalidAccessError, "Invalid property.");
+        return false;
+    }
+
+    return CSSPropertyEquality::propertiesEqual(id, *a->ensureComputedStyle(), *b->ensureComputedStyle());
+}
+
 } // namespace blink