[gimp] app: re-enable GimpRectangleTool's "suppress_updates" keyboard moving hack

[Michael Natterer <mitch src gnome org>]

commit e8c63823022e3c61c5c6c07b695a82f74d9d8166
Author: Michael Natterer <mitch gimp org>
Date:   Thu Jun 29 22:02:48 2017 +0200

    app: re-enable GimpRectangleTool's "suppress_updates" keyboard moving hack
    
    so a handle can be moved with the cursor keys even if it moves away
    from under the mouse pointer.

 app/display/gimptoolrectangle.c |    9 +++------
 1 files changed, 3 insertions(+), 6 deletions(-)
---
diff --git a/app/display/gimptoolrectangle.c b/app/display/gimptoolrectangle.c
index 9a9e44a..3f69dbb 100644
--- a/app/display/gimptoolrectangle.c
+++ b/app/display/gimptoolrectangle.c
@@ -1649,16 +1649,15 @@ gimp_tool_rectangle_hover (GimpToolWidget   *widget,
                            GdkModifierType   state,
                            gboolean          proximity)
 {
-  GimpToolRectangle     *rectangle = GIMP_TOOL_RECTANGLE (widget);
-  GimpRectangleFunction  function  = GIMP_TOOL_RECTANGLE_DEAD;
+  GimpToolRectangle        *rectangle = GIMP_TOOL_RECTANGLE (widget);
+  GimpToolRectanglePrivate *private   = rectangle->private;
+  GimpRectangleFunction     function  = GIMP_TOOL_RECTANGLE_DEAD;
 
-#if 0
   if (private->suppress_updates)
     {
       private->suppress_updates--;
       return;
     }
-#endif
 
   if (! proximity)
     {
@@ -1830,13 +1829,11 @@ gimp_tool_rectangle_key_press (GimpToolWidget *widget,
 
   gimp_tool_rectangle_change_complete (rectangle);
 
-#if 0
   /*  Evil hack to suppress oper updates. We do this because we don't
    *  want the rectangle tool to change function while the rectangle
    *  is being resized or moved using the keyboard.
    */
   private->suppress_updates = 2;
-#endif
 
   return TRUE;
 }