Move voice playing for orders into a helper function

OpenRA.Game/VoiceExts.cs

@@ -51,15 +51,22 @@ namespace OpenRA
 
 		public static void PlayVoiceForOrders(this World w, Order[] orders)
 		{
-			// Find an actor with a phrase to say
+			// Find the first actor with a phrase to say
 			foreach (var o in orders)
 			{
 				if (o == null)
 					continue;
 
+				if (PlayVoiceForOrder(o))
+					return;
+			}
+		}
+
+		static bool PlayVoiceForOrder(Order o)
+		{
 			var orderSubject = o.Subject;
 			if (orderSubject == null || orderSubject.Disposed)
-					continue;
+				return false;
 
 			foreach (var voice in orderSubject.TraitsImplementing<IVoiced>())
 			{
@@ -67,10 +74,11 @@ namespace OpenRA
 				{
 					if (voice.PlayVoice(orderSubject, v.VoicePhraseForOrder(orderSubject, o),
 						orderSubject.Owner.Faction.InternalName))
-							return;
-					}
+						return true;
 				}
 			}
+
+			return false;
 		}
 	}
 }