[oilpan] Add checks to new operator

Source/core/css/CSSValue.h

Index: Source/core/css/CSSValue.h
diff --git a/Source/core/css/CSSValue.h b/Source/core/css/CSSValue.h
index 09e6abdf8991b5477242fe34a9eceb3d302e008c..5330561b1232a0128273763ed83904abede1e552 100644
--- a/Source/core/css/CSSValue.h
+++ b/Source/core/css/CSSValue.h
@@ -122,6 +122,8 @@ protected:
     // Don't go making it virtual again unless you know exactly what you're doing!
     ~CSSValue() { }
 
+    OVERRIDE_NEW_ALL_SUBCLASSES_HAVE_DYNAMIC_ACCEPT(CSSValue);
+
     static const size_t ClassTypeBits = 6;
     enum ClassType {
         PrimitiveClass,