Index: Source/core/css/CSSStyleRule.h |
diff --git a/Source/core/css/CSSStyleRule.h b/Source/core/css/CSSStyleRule.h |
index b9f148b38f573a13d8d8728a3824b32abfe165f6..f608a2f4051fca3d12927ca2c63c13ec241398c7 100644 |
--- a/Source/core/css/CSSStyleRule.h |
+++ b/Source/core/css/CSSStyleRule.h |
@@ -57,6 +57,12 @@ private: |
mutable RefPtr<StyleRuleCSSStyleDeclaration> m_propertiesCSSOMWrapper; |
}; |
+inline CSSStyleRule* toCSSStyleRule(CSSRule* rule) |
+{ |
+ ASSERT_WITH_SECURITY_IMPLICATION(rule->type() == CSSRule::STYLE_RULE); |
+ return static_cast<CSSStyleRule*>(rule); |
+} |
+ |
} // namespace WebCore |
#endif // CSSStyleRule_h |