CSSMediaRule and CSSSupportsRule inherit from CSSConditionRule

third_party/WebKit/LayoutTests/css3/supports-cssom-expected.txt

Index: third_party/WebKit/LayoutTests/css3/supports-cssom-expected.txt
diff --git a/third_party/WebKit/LayoutTests/css3/supports-cssom-expected.txt b/third_party/WebKit/LayoutTests/css3/supports-cssom-expected.txt
index 45a72520a297d7eeaf5fe0217a07e1a6f5d7b2b8..135a18549a13f446fd72606d3e75bda52d635845 100644
--- a/third_party/WebKit/LayoutTests/css3/supports-cssom-expected.txt
+++ b/third_party/WebKit/LayoutTests/css3/supports-cssom-expected.txt
@@ -18,9 +18,9 @@ PASS rules[0].conditionText is "(width: 0)"
 PASS rules[0].cssText is "@supports (width: 0) {\n  s { width: 0px; }\n  @supports (width: 1) {\n  s { color: rgb(0, 0, 0); }\n}\n}"
 
 Missing argument exceptions.
-PASS rules[0].insertRule() threw exception TypeError: Failed to execute 'insertRule' on 'CSSSupportsRule': 2 arguments required, but only 0 present..
-PASS rules[0].insertRule('@media all {}') threw exception TypeError: Failed to execute 'insertRule' on 'CSSSupportsRule': 2 arguments required, but only 1 present..
-PASS rules[0].deleteRule() threw exception TypeError: Failed to execute 'deleteRule' on 'CSSSupportsRule': 1 argument required, but only 0 present..
+PASS rules[0].insertRule() threw exception TypeError: Failed to execute 'insertRule' on 'CSSGroupingRule': 2 arguments required, but only 0 present..
+PASS rules[0].insertRule('@media all {}') threw exception TypeError: Failed to execute 'insertRule' on 'CSSGroupingRule': 2 arguments required, but only 1 present..
+PASS rules[0].deleteRule() threw exception TypeError: Failed to execute 'deleteRule' on 'CSSGroupingRule': 1 argument required, but only 0 present..
 
 Inserting and deleting rules.
 rules[0].insertRule('@media all { #s { width: 0px; } }', 2)
@@ -36,9 +36,9 @@ rules[0].cssRules[1].deleteRule(1)
 PASS rules[0].cssRules.length is 2
 
 @charset, @namespace, @import rules are not allowed inside @supports.
-PASS rules[0].insertRule('@charset "UTF-8"', 2) threw exception SyntaxError: Failed to execute 'insertRule' on 'CSSSupportsRule': the rule '@charset "UTF-8"' is invalid and cannot be parsed..
-PASS rules[0].insertRule('@namespace ""', 2) threw exception HierarchyRequestError: Failed to execute 'insertRule' on 'CSSSupportsRule': '@namespace' rules cannot be inserted inside a group rule..
-PASS rules[0].insertRule('@import url("../fast/cssom/resources/import.css")', 2) threw exception HierarchyRequestError: Failed to execute 'insertRule' on 'CSSSupportsRule': '@import' rules cannot be inserted inside a group rule..
+PASS rules[0].insertRule('@charset "UTF-8"', 2) threw exception SyntaxError: Failed to execute 'insertRule' on 'CSSGroupingRule': the rule '@charset "UTF-8"' is invalid and cannot be parsed..
+PASS rules[0].insertRule('@namespace ""', 2) threw exception HierarchyRequestError: Failed to execute 'insertRule' on 'CSSGroupingRule': '@namespace' rules cannot be inserted inside a group rule..
+PASS rules[0].insertRule('@import url("../fast/cssom/resources/import.css")', 2) threw exception HierarchyRequestError: Failed to execute 'insertRule' on 'CSSGroupingRule': '@import' rules cannot be inserted inside a group rule..
 
 Whitespace and formatting should be preserved within the condition, whitespace outside the condition should be trimmed.
 PASS rules[1].conditionText is "(( ( padding: 0) and (display: none)) or (display: rainbow))"