IDL: reuse more code between CG for methods and constructors

Source/bindings/scripts/v8_utilities.py

Index: Source/bindings/scripts/v8_utilities.py
diff --git a/Source/bindings/scripts/v8_utilities.py b/Source/bindings/scripts/v8_utilities.py
index c1be08a14017422a1a48f274772168785ae355bb..830441565508b562074675bcf3c0572f8533af9b 100644
--- a/Source/bindings/scripts/v8_utilities.py
+++ b/Source/bindings/scripts/v8_utilities.py
@@ -162,6 +162,7 @@ CALL_WITH_ARGUMENTS = {
     'ScriptArguments': 'scriptArguments.release()',
     'ActiveWindow': 'callingDOMWindow(info.GetIsolate())',
     'FirstWindow': 'enteredDOMWindow(info.GetIsolate())',
+    'Document': 'document',
 }
 # List because key order matters, as we want arguments in deterministic order
 CALL_WITH_VALUES = [
@@ -170,12 +171,11 @@ CALL_WITH_VALUES = [
     'ScriptArguments',
     'ActiveWindow',
     'FirstWindow',
+    'Document',
 ]
 
 
-def call_with_arguments(member, call_with_values=None):
-    # Optional parameter so setter can override with [SetterCallWith]
-    call_with_values = call_with_values or member.extended_attributes.get('CallWith')
+def call_with_arguments(call_with_values):
     if not call_with_values:
         return []
     return [CALL_WITH_ARGUMENTS[value]