Oilpan: Remove raw pointer to LocalFrame from MediaValuesDynamic

Source/core/css/parser/SizesAttributeParserTest.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 "config.h"
 #include "core/css/parser/SizesAttributeParser.h"
 
 #include "core/MediaTypeNames.h"
 #include "core/css/MediaValuesCached.h"
 
@@ skipping 72 matching lines @@
     data.deviceHeight = 500;
     data.devicePixelRatio = 2.0;
     data.colorBitsPerComponent = 24;
     data.monochromeBitsPerComponent = 0;
     data.primaryPointerType = PointerTypeFine;
     data.defaultFontSize = 16;
     data.threeDEnabled = true;
     data.mediaType = MediaTypeNames::screen;
     data.strictMode = true;
     data.displayMode = WebDisplayModeBrowser;
-    RefPtr<MediaValues> mediaValues = MediaValuesCached::create(data);
+    RefPtrWillBeRawPtr<MediaValues> mediaValues = MediaValuesCached::create(data);
 
     for (unsigned i = 0; testCases[i].input; ++i) {
         SizesAttributeParser parser(mediaValues, testCases[i].input);
         ASSERT_EQ(testCases[i].effectiveSize, parser.length());
     }
 }
 
 } // namespace