Move MediaQuery classes off BlinkGC heap

third_party/WebKit/Source/core/css/MediaQueryEvaluatorTest.cpp

Index: third_party/WebKit/Source/core/css/MediaQueryEvaluatorTest.cpp
diff --git a/third_party/WebKit/Source/core/css/MediaQueryEvaluatorTest.cpp b/third_party/WebKit/Source/core/css/MediaQueryEvaluatorTest.cpp
index 7b2273783879993edd930cbab3f40b5e1753b6d3..4de15febf5eb598d2cea6bade9b16ed43f742a40 100644
--- a/third_party/WebKit/Source/core/css/MediaQueryEvaluatorTest.cpp
+++ b/third_party/WebKit/Source/core/css/MediaQueryEvaluatorTest.cpp
@@ -139,10 +139,10 @@ TestCase printTestCases[] = {
 
 void testMQEvaluator(TestCase* testCases,
                      const MediaQueryEvaluator& mediaQueryEvaluator) {
-  Persistent<MediaQuerySet> querySet = nullptr;
+  RefPtr<MediaQuerySet> querySet = nullptr;
   for (unsigned i = 0; testCases[i].input; ++i) {
     querySet = MediaQuerySet::create(testCases[i].input);
-    EXPECT_EQ(testCases[i].output, mediaQueryEvaluator.eval(querySet.get()));
+    EXPECT_EQ(testCases[i].output, mediaQueryEvaluator.eval(*querySet));
   }
 }
 
@@ -193,8 +193,8 @@ TEST(MediaQueryEvaluatorTest, DynamicNoView) {
   pageHolder.reset();
   ASSERT_EQ(nullptr, frame->view());
   MediaQueryEvaluator mediaQueryEvaluator(frame);
-  MediaQuerySet* querySet = MediaQuerySet::create("foobar");
-  EXPECT_FALSE(mediaQueryEvaluator.eval(querySet));
+  RefPtr<MediaQuerySet> querySet = MediaQuerySet::create("foobar");
+  EXPECT_FALSE(mediaQueryEvaluator.eval(*querySet));
 }
 
 TEST(MediaQueryEvaluatorTest, CachedFloatViewport) {