fix horrible bug that render the whole app unusable.

git-svn-id: svn+ssh://svn.savannah.nongnu.org/linphone/trunk@698 3f6dc0c8-ddfe-455d-9043-3cd528dc4637

linphone/mediastreamer2/src/videoout.c

@@ -269,8 +269,6 @@ static LRESULT CALLBACK window_proc(
     LPARAM lParam)    // second message parameter
 {
 	switch(uMsg){
-		case WM_PAINT:
-		break;
 		case WM_DESTROY:
 		break;
 		case WM_SIZE: