Support for [Clamp] and [EnforceRange] to IDL dictionary.

Source/core/testing/InternalDictionary.idl

Index: Source/core/testing/InternalDictionary.idl
diff --git a/Source/core/testing/InternalDictionary.idl b/Source/core/testing/InternalDictionary.idl
index fd6724ff8d6cc381b9742ca465abbb31b917351a..b4cddf0f22e21e6019d62092847f621b7eddd4ed 100644
--- a/Source/core/testing/InternalDictionary.idl
+++ b/Source/core/testing/InternalDictionary.idl
@@ -6,6 +6,8 @@ enum InternalEnum { "foo", "bar", "baz" };
 
 dictionary InternalDictionary {
     long longMember;
+    [Clamp] long longMemberWithClamp;
+    [EnforceRange] long longMemberWithEnforceRange;
     long longMemberWithDefault = 42;
     long? longOrNullMember;
     long? longOrNullMemberWithDefault = null;