winemac: Add default case in isMouseMoveEventType.

Signed-off-by: Gijs Vermeulen <gijsvrm@gmail.com>
Signed-off-by: Ken Thomases <ken@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>

dlls/winemac.drv/cocoa_app.m

@@ -1229,9 +1229,9 @@ static NSString* WineLocalizedString(unsigned int stringID)
         case kCGEventRightMouseDragged:
         case kCGEventOtherMouseDragged:
             return TRUE;
+        default:
+            return FALSE;
         }
-
-        return FALSE;
     }
 
     - (int) warpsFinishedByEventTime:(CGEventTimestamp)eventTime location:(CGPoint)eventLocation