[gtk+/gtk-3-22] gtknotebook: Simplify some if-conditions

[Daniel Boles <dboles src gnome org>]

commit 4b88560feb9e87a7e07c220df23291876cba0ffa
Author: Philip Withnall <withnall endlessm com>
Date:   Mon Sep 11 09:26:52 2017 +0100

    gtknotebook: Simplify some if-conditions
    
    Signed-off-by: Philip Withnall <withnall endlessm com>
    
    https://bugzilla.gnome.org/show_bug.cgi?id=787303

 gtk/gtknotebook.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)
---
diff --git a/gtk/gtknotebook.c b/gtk/gtknotebook.c
index 56b601d..747dbd7 100644
--- a/gtk/gtknotebook.c
+++ b/gtk/gtknotebook.c
@@ -5952,8 +5952,7 @@ gtk_notebook_calculate_tabs_allocation (GtkNotebook          *notebook,
         {
         case GTK_POS_TOP:
         case GTK_POS_BOTTOM:
-          if (priv->operation != DRAG_OPERATION_REORDER ||
-              (priv->operation == DRAG_OPERATION_REORDER && page != priv->cur_page))
+          if (priv->operation != DRAG_OPERATION_REORDER || page != priv->cur_page)
             {
               if (priv->operation == DRAG_OPERATION_REORDER)
                 {
@@ -5974,8 +5973,7 @@ gtk_notebook_calculate_tabs_allocation (GtkNotebook          *notebook,
           break;
         case GTK_POS_LEFT:
         case GTK_POS_RIGHT:
-          if (priv->operation != DRAG_OPERATION_REORDER  ||
-              (priv->operation == DRAG_OPERATION_REORDER && page != priv->cur_page))
+          if (priv->operation != DRAG_OPERATION_REORDER || page != priv->cur_page)
             {
               if (priv->operation == DRAG_OPERATION_REORDER)
                 {