Merge the Sky Engine changes from the SkyDart branch

sky/engine/core/animation/AnimationTestHelper.cpp

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "sky/engine/config.h"
-#include "sky/engine/core/animation/AnimationTestHelper.h"
-
-#include "sky/engine/bindings/core/v8/V8Binding.h"
-
-namespace blink {
-
-v8::Handle<v8::Value> stringToV8Value(String string)
-{
-    return v8::Handle<v8::Value>::Cast(v8String(v8::Isolate::GetCurrent(), string));
-}
-
-v8::Handle<v8::Value> doubleToV8Value(double number)
-{
-    return v8::Handle<v8::Value>::Cast(v8::Number::New(v8::Isolate::GetCurrent(), number));
-}
-
-void setV8ObjectPropertyAsString(v8::Handle<v8::Object> object, String name, String value)
-{
-    object->Set(stringToV8Value(name), stringToV8Value(value));
-}
-
-void setV8ObjectPropertyAsNumber(v8::Handle<v8::Object> object, String name, double value)
-{
-    object->Set(stringToV8Value(name), doubleToV8Value(value));
-}
-
-} // namespace blink