Roll IDL to multivm@1316

core/css/CSSRule.idl

Index: core/css/CSSRule.idl
diff --git a/core/css/CSSRule.idl b/core/css/CSSRule.idl
index 983a4644f1708c8fe6a96a5ac919a40fb96fd6d7..a1a19de2b3b30b349a015c667cba4d19080ef825 100644
--- a/core/css/CSSRule.idl
+++ b/core/css/CSSRule.idl
@@ -36,16 +36,14 @@
     const unsigned short WEBKIT_KEYFRAMES_RULE = 7;
     const unsigned short WEBKIT_KEYFRAME_RULE = 8;
     const unsigned short SUPPORTS_RULE = 12;
-#if defined(ENABLE_CSS_DEVICE_ADAPTATION) && ENABLE_CSS_DEVICE_ADAPTATION
-    const unsigned short WEBKIT_VIEWPORT_RULE = 15;
-#endif
+    [EnabledAtRuntime=cssViewport] const unsigned short VIEWPORT_RULE = 15;
     [EnabledAtRuntime=cssRegions] const unsigned short WEBKIT_REGION_RULE = 16;
     const unsigned short WEBKIT_FILTER_RULE = 17;
     const unsigned short HOST_RULE = 1001;
 
     readonly attribute unsigned short   type;
 
-             [TreatReturnedNullStringAs=Null, TreatNullAs=NullString, SetterRaisesException] attribute DOMString        cssText;
+             [TreatReturnedNullStringAs=Null, TreatNullAs=NullString] attribute DOMString        cssText;
 
     readonly attribute CSSStyleSheet    parentStyleSheet;
     readonly attribute CSSRule          parentRule;