[gtk+/gtk-3-22] TextView: :border-width broke window→widget coords

[Daniel Boles <dboles src gnome org>]

commit afd624bf4ba02d021b156bf478311fa875f7dcce
Author: Daniel Boles <dboles src gnome org>
Date:   Tue Aug 29 19:00:03 2017 +0100

    TextView: :border-width broke window→widget coords
    
    Do the converse of commit bd7c87c762c75bbb8dfb5fed23964651188ef206 so
    that a TextView with Container:border-width > 0 does not get its handles
    and magnified region shifted up/left from where they should be.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=786986

 gtk/gtktextview.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtktextview.c b/gtk/gtktextview.c
index f267c6c..61e6f63 100644
--- a/gtk/gtktextview.c
+++ b/gtk/gtktextview.c
@@ -5070,6 +5070,10 @@ _text_window_to_widget_coords (GtkTextView *text_view,
                                gint        *y)
 {
   GtkTextViewPrivate *priv = text_view->priv;
+  gint border_width = gtk_container_get_border_width (GTK_CONTAINER (text_view));
+
+  *x += border_width;
+  *y += border_width;
 
   if (priv->top_window)
     (*y) += priv->top_window->requisition.height;