move an access of Viewport into Game

OpenRA.Game/Game.cs

@@ -113,6 +113,8 @@ namespace OpenRA
 				{
 					lastTime += Settings.Game.Timestep;
 					Widget.DoTick(world);
+					if( world.GameHasStarted && world.LocalPlayer != null )
+						++Viewport.TicksSinceLastMove;
 					Sound.Tick();
 					Sync.CheckSyncUnchanged( world, () => { orderManager.TickImmediate( world ); } );
 

OpenRA.Game/Widgets/Widget.cs

@@ -338,10 +338,6 @@ namespace OpenRA.Widgets
 		public static void DoTick(World world)
 		{
 			RootWidget.Tick(world);
-			
-			if (!world.GameHasStarted) return;
-			if (world.LocalPlayer == null) return;
-			++Viewport.TicksSinceLastMove;
 		}
 		
 		public static void DoDraw()