CSSMediaRule and CSSSupportsRule inherit from CSSConditionRule

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

Index: third_party/WebKit/Source/core/css/CSSSupportsRule.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSSupportsRule.cpp b/third_party/WebKit/Source/core/css/CSSSupportsRule.cpp
index 09d9a1a8cb6e947f94348638f71bd398bffa803d..22d15501e52c19bebe3e6051daf52b5ef58d15f8 100644
--- a/third_party/WebKit/Source/core/css/CSSSupportsRule.cpp
+++ b/third_party/WebKit/Source/core/css/CSSSupportsRule.cpp
@@ -36,7 +36,7 @@ namespace blink {
 
 CSSSupportsRule::CSSSupportsRule(StyleRuleSupports* supportsRule,
                                  CSSStyleSheet* parent)
-    : CSSGroupingRule(supportsRule, parent) {}
+    : CSSConditionRule(supportsRule, parent) {}
 
 String CSSSupportsRule::cssText() const {
   StringBuilder result;
@@ -50,8 +50,4 @@ String CSSSupportsRule::cssText() const {
   return result.toString();
 }
 
-String CSSSupportsRule::conditionText() const {
-  return toStyleRuleSupports(m_groupRule.get())->conditionText();
-}
-
 }  // namespace blink