Index: Source/core/css/CSSMediaRule.h |
diff --git a/Source/core/css/CSSMediaRule.h b/Source/core/css/CSSMediaRule.h |
index 3e464106d2aa662080ff8c88046773557b31a072..cf50702d732f159616e2443324d6eff3297611a4 100644 |
--- a/Source/core/css/CSSMediaRule.h |
+++ b/Source/core/css/CSSMediaRule.h |
@@ -47,7 +47,7 @@ private: |
MediaQuerySet* mediaQueries() const; |
- mutable RefPtr<MediaList> m_mediaCSSOMWrapper; |
+ mutable RefPtrWillBePersistent<MediaList> m_mediaCSSOMWrapper; |
}; |
DEFINE_CSS_RULE_TYPE_CASTS(CSSMediaRule, MEDIA_RULE); |