Move MediaQuery classes off BlinkGC heap

third_party/WebKit/Source/core/css/parser/MediaConditionTest.cpp

Index: third_party/WebKit/Source/core/css/parser/MediaConditionTest.cpp
diff --git a/third_party/WebKit/Source/core/css/parser/MediaConditionTest.cpp b/third_party/WebKit/Source/core/css/parser/MediaConditionTest.cpp
index 5883eda72eabffbd95539da2ffcaa8bda0e0d8be..37e023c05b02ec898c75d1948d81ba8b7471c78d 100644
--- a/third_party/WebKit/Source/core/css/parser/MediaConditionTest.cpp
+++ b/third_party/WebKit/Source/core/css/parser/MediaConditionTest.cpp
@@ -38,7 +38,7 @@ TEST(MediaConditionParserTest, Basic) {
   // FIXME: We should test comma-seperated media conditions
   for (unsigned i = 0; test_cases[i].input; ++i) {
     CSSTokenizer tokenizer(test_cases[i].input);
-    MediaQuerySet* media_condition_query_set =
+    RefPtr<MediaQuerySet> media_condition_query_set =
         MediaQueryParser::ParseMediaCondition(tokenizer.TokenRange());
     ASSERT_EQ(media_condition_query_set->QueryVector().size(), (unsigned)1);
     String query_text = media_condition_query_set->QueryVector()[0]->CssText();