patch 9.0.0364: clang static analyzer gives warnings

Problem:    Clang static analyzer gives warnings.
Solution:   Avoid the warnings. (Yegappan Lakshmanan, closes #11043)
diff --git a/src/ops.c b/src/ops.c
index 4733976..5629a1a 100644
--- a/src/ops.c
+++ b/src/ops.c
@@ -1282,11 +1282,11 @@
 #ifdef FEAT_NETBEANS_INTG
 	    if (netbeans_active() && one_change)
 	    {
-		char_u *ptr = ml_get_buf(curbuf, pos.lnum, FALSE);
+		char_u *ptr;
 
 		netbeans_removed(curbuf, pos.lnum, bd.textcol,
 							    (long)bd.textlen);
-		// get the line again, it may have been flushed
+		// get the line now, it may have been flushed
 		ptr = ml_get_buf(curbuf, pos.lnum, FALSE);
 		netbeans_inserted(curbuf, pos.lnum, bd.textcol,
 						&ptr[bd.textcol], bd.textlen);