--- a/layout/style/ServoBindingList.h
+++ b/layout/style/ServoBindingList.h
@@ -93,34 +93,37 @@ SERVO_BINDING_FUNC(Servo_CssRules_Delete
 #define BASIC_RULE_FUNCS(type_) \
   SERVO_BINDING_FUNC(Servo_CssRules_Get##type_##RuleAt, \
                      RawServo##type_##RuleStrong, \
                      ServoCssRulesBorrowed rules, uint32_t index) \
   SERVO_BINDING_FUNC(Servo_##type_##Rule_Debug, void, \
                      RawServo##type_##RuleBorrowed rule, nsACString* result) \
   SERVO_BINDING_FUNC(Servo_##type_##Rule_GetCssText, void, \
                      RawServo##type_##RuleBorrowed rule, nsAString* result)
+#define GROUP_RULE_FUNCS(type_) \
+  BASIC_RULE_FUNCS(type_) \
+  SERVO_BINDING_FUNC(Servo_##type_##Rule_GetRules, ServoCssRulesStrong, \
+                     RawServo##type_##RuleBorrowed rule)
 BASIC_RULE_FUNCS(Style)
-BASIC_RULE_FUNCS(Media)
+GROUP_RULE_FUNCS(Media)
 BASIC_RULE_FUNCS(Namespace)
 BASIC_RULE_FUNCS(Page)
+#undef GROUP_RULE_FUNCS
 #undef BASIC_RULE_FUNCS
 SERVO_BINDING_FUNC(Servo_CssRules_GetFontFaceRuleAt, nsCSSFontFaceRule*,
                    ServoCssRulesBorrowed rules, uint32_t index)
 SERVO_BINDING_FUNC(Servo_StyleRule_GetStyle, RawServoDeclarationBlockStrong,
                    RawServoStyleRuleBorrowed rule)
 SERVO_BINDING_FUNC(Servo_StyleRule_SetStyle, void,
                    RawServoStyleRuleBorrowed rule,
                    RawServoDeclarationBlockBorrowed declarations)
 SERVO_BINDING_FUNC(Servo_StyleRule_GetSelectorText, void,
                    RawServoStyleRuleBorrowed rule, nsAString* result)
 SERVO_BINDING_FUNC(Servo_MediaRule_GetMedia, RawServoMediaListStrong,
                    RawServoMediaRuleBorrowed rule)
-SERVO_BINDING_FUNC(Servo_MediaRule_GetRules, ServoCssRulesStrong,
-                   RawServoMediaRuleBorrowed rule)
 SERVO_BINDING_FUNC(Servo_NamespaceRule_GetPrefix, nsIAtom*,
                    RawServoNamespaceRuleBorrowed rule)
 SERVO_BINDING_FUNC(Servo_NamespaceRule_GetURI, nsIAtom*,
                    RawServoNamespaceRuleBorrowed rule)
 SERVO_BINDING_FUNC(Servo_PageRule_GetStyle, RawServoDeclarationBlockStrong,
                    RawServoPageRuleBorrowed rule)
 SERVO_BINDING_FUNC(Servo_PageRule_SetStyle, void,
                    RawServoPageRuleBorrowed rule,