patch 8.0.1292: quick clicks in the WinBar start Visual mode

Problem:    Quick clicks in the WinBar start Visual mode.
Solution:   Use a double click in the WinBar like a normal click.

src/ui.c

@@ -2653,6 +2653,21 @@ retnomove:
 	    return IN_STATUS_LINE;
 	if (on_sep_line)
 	    return IN_SEP_LINE;
+#ifdef FEAT_MENU
+	if (in_winbar)
+	{
+	    /* A quick second click may arrive as a double-click, but we use it
+	     * as a second click in the WinBar. */
+	    if ((mod_mask & MOD_MASK_MULTI_CLICK) && !(flags & MOUSE_RELEASED))
+	    {
+		wp = mouse_find_win(&row, &col);
+		if (wp == NULL)
+		    return IN_UNKNOWN;
+		winbar_click(wp, col);
+	    }
+	    return IN_OTHER_WIN | MOUSE_WINBAR;
+	}
+#endif
 	if (flags & MOUSE_MAY_STOP_VIS)
 	{
 	    end_visual_mode();

src/version.c

@@ -761,6 +761,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1292,
 /**/
     1291,
 /**/