Revert of [bindings] Remove usage of custom binding for namedPropertyQuery of CSSStyleDeclaration

Source/bindings/core/v8/custom/V8CSSStyleDeclarationCustom.cpp

 /*
  * Copyright (C) 2007-2011 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 133 matching lines @@
     CSSPropertyIDMap::iterator iter = map.find(propertyName);
     if (iter != map.end())
         return iter->value;
 
     CSSPropertyID unresolvedProperty = parseCSSPropertyID(isolate, propertyName);
     map.add(propertyName, unresolvedProperty);
     ASSERT(!unresolvedProperty || CSSPropertyMetadata::isEnabledProperty(unresolvedProperty));
     return unresolvedProperty;
 }
 
+void V8CSSStyleDeclaration::namedPropertyQueryCustom(v8::Local<v8::Name> v8Name, const v8::PropertyCallbackInfo<v8::Integer>& info)
+{
+    if (!v8Name->IsString())
+        return;
+    // NOTE: cssPropertyInfo lookups incur several mallocs.
+    // Successful lookups have the same cost the first time, but are cached.
+    if (cssPropertyInfo(v8Name.As<v8::String>(), info.GetIsolate())) {
+        v8SetReturnValueInt(info, 0);
+        return;
+    }
+}
+
 void V8CSSStyleDeclaration::namedPropertyGetterCustom(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
     // Search the style declaration.
     CSSPropertyID unresolvedProperty = cssPropertyInfo(name.As<v8::String>(), info.GetIsolate());
 
     // Do not handle non-property names.
     if (!unresolvedProperty)
         return;
     CSSPropertyID resolvedProperty = resolveCSSPropertyID(unresolvedProperty);
 
     CSSStyleDeclaration* impl = V8CSSStyleDeclaration::toImpl(info.Holder());
     RefPtrWillBeRawPtr<CSSValue> cssValue = impl->getPropertyCSSValueInternal(resolvedProperty);
     if (cssValue) {
         v8SetReturnValueStringOrNull(info, cssValue->cssText(), info.GetIsolate());
         return;
     }
 
     String result = impl->getPropertyValueInternal(resolvedProperty);
     v8SetReturnValueString(info, result, info.GetIsolate());
 }
 
 } // namespace blink