CSSMediaRule and CSSSupportsRule inherit from CSSConditionRule

third_party/WebKit/Source/core/css/CSSMediaRule.h

Index: third_party/WebKit/Source/core/css/CSSMediaRule.h
diff --git a/third_party/WebKit/Source/core/css/CSSMediaRule.h b/third_party/WebKit/Source/core/css/CSSMediaRule.h
index 06b5a653815714d7fc7204d16f9f61678db8074e..228200e8050c9cff89521621aeb357998692e0b8 100644
--- a/third_party/WebKit/Source/core/css/CSSMediaRule.h
+++ b/third_party/WebKit/Source/core/css/CSSMediaRule.h
@@ -23,14 +23,14 @@
 #ifndef CSSMediaRule_h
 #define CSSMediaRule_h
 
-#include "core/css/CSSGroupingRule.h"
+#include "core/css/CSSConditionRule.h"
 #include "core/css/MediaList.h"
 
 namespace blink {
 
 class StyleRuleMedia;
 
-class CSSMediaRule final : public CSSGroupingRule {
+class CSSMediaRule final : public CSSConditionRule {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
@@ -42,6 +42,7 @@ class CSSMediaRule final : public CSSGroupingRule {
 
   void reattach(StyleRuleBase*) override;
   String cssText() const override;
+  String conditionText() const override;
 
   MediaList* media() const;