Bug 712683 - Don't use GetMessage for SmsEvent implementation. r=mrbkap

This is fixing potential build errors on Windows because GetMessage is an
method defined in the global scope. Kind of sad and scary :(

dom/sms/interfaces/nsIDOMSmsEvent.idl

@@ -39,8 +39,9 @@
 
 interface nsIDOMMozSmsMessage;
 
-[scriptable, uuid(34dda4c3-4683-4323-9ee3-2a7bfef7df3b)]
+[scriptable, uuid(fa8d1c86-85b1-4e5b-978c-12dd296cd1cc)]
 interface nsIDOMMozSmsEvent : nsIDOMEvent
 {
+  [binaryname(MessageMoz)]
   readonly attribute nsIDOMMozSmsMessage message;
 };

dom/sms/src/SmsEvent.cpp

@@ -77,7 +77,7 @@ SmsEvent::Init(const nsAString& aEventTypeArg, bool aCanBubbleArg,
 }
 
 NS_IMETHODIMP
-SmsEvent::GetMessage(nsIDOMMozSmsMessage** aMessage)
+SmsEvent::GetMessageMoz(nsIDOMMozSmsMessage** aMessage)
 {
   NS_IF_ADDREF(*aMessage = mMessage);
   return NS_OK;