Communication optionality of priority in CSSStyleDeclaration.setProperty via dart.idl.

lib/dom/scripts/fremontcutbuilder.py

Index: lib/dom/scripts/fremontcutbuilder.py
diff --git a/lib/dom/scripts/fremontcutbuilder.py b/lib/dom/scripts/fremontcutbuilder.py
index 3ef1f036d44623739f14df8ef6f81b070b15e6a4..67997093fc106ca9a992e8647ff72393b6d08e85 100755
--- a/lib/dom/scripts/fremontcutbuilder.py
+++ b/lib/dom/scripts/fremontcutbuilder.py
@@ -126,10 +126,6 @@ def build_database(idl_files, database_dir, feature_defines = None):
         'WorkerContext': 'WorkerGlobalScope',
       })
 
-  optional_argument_whitelist = [
-      ('CSSStyleDeclaration', 'setProperty', 'priority'),
-      ]
-
   # Import WebKit IDLs.
   for file_name in idl_files:
     builder.import_idl_file(file_name, webkit_options)
@@ -145,7 +141,7 @@ def build_database(idl_files, database_dir, feature_defines = None):
       dart_options)
 
   # Merging:
-  builder.merge_imported_interfaces(optional_argument_whitelist)
+  builder.merge_imported_interfaces()
 
   builder.fetch_constructor_data(webkit_options)
   builder.fix_displacements('WebKit')