Oilpan: Remove raw pointer to LocalFrame from MediaValuesDynamic

Source/core/css/MediaQueryEvaluatorTest.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/MediaQueryEvaluator.h"
 
 #include "core/MediaTypeNames.h"
 #include "core/css/MediaList.h"
 #include "core/css/MediaValuesCached.h"
@@ skipping 108 matching lines @@
     data.devicePixelRatio = 2.0;
     data.colorBitsPerComponent = 24;
     data.monochromeBitsPerComponent = 0;
     data.primaryPointerType = PointerTypeFine;
     data.primaryHoverType = HoverTypeHover;
     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);
 
     MediaQueryEvaluator mediaQueryEvaluator(*mediaValues);
     testMQEvaluator(screenTestCases, mediaQueryEvaluator);
     testMQEvaluator(viewportTestCases, mediaQueryEvaluator);
 
     data.mediaType = MediaTypeNames::print;
     mediaValues = MediaValuesCached::create(data);
     MediaQueryEvaluator printMediaQueryEvaluator(*mediaValues);
     testMQEvaluator(printTestCases, printMediaQueryEvaluator);
 }
@@ skipping 14 matching lines @@
     OwnPtr<DummyPageHolder> pageHolder = DummyPageHolder::create(IntSize(500, 500));
     RefPtrWillBeRawPtr<LocalFrame> frame = &pageHolder->frame();
     pageHolder.clear();
     ASSERT_EQ(nullptr, frame->view());
     MediaQueryEvaluator mediaQueryEvaluator(frame.get());
     RefPtrWillBeRawPtr<MediaQuerySet> querySet = MediaQuerySet::create("foobar");
     EXPECT_FALSE(mediaQueryEvaluator.eval(querySet.get()));
 }
 
 } // namespace