[mutter] iconcache: Remove want_fallback hint

[Jasper St. Pierre <jstpierre src gnome org>]

commit a57c3ae105a2ddef6c67ec56f3852783a024c924
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Jul 14 11:23:18 2014 -0400

    iconcache: Remove want_fallback hint
    
    It's unused, and if it was ever set, it would cause an assert fail.

 src/x11/iconcache.c |   21 ++-------------------
 src/x11/iconcache.h |    1 -
 2 files changed, 2 insertions(+), 20 deletions(-)
---
diff --git a/src/x11/iconcache.c b/src/x11/iconcache.c
index 2bc5f43..9d6b009 100644
--- a/src/x11/iconcache.c
+++ b/src/x11/iconcache.c
@@ -550,7 +550,6 @@ meta_icon_cache_init (MetaIconCache *icon_cache)
   icon_cache->ideal_mini_width = -1;
   icon_cache->ideal_mini_height = -1;
 #endif
-  icon_cache->want_fallback = TRUE;
   icon_cache->wm_hints_dirty = TRUE;
   icon_cache->kwm_win_icon_dirty = TRUE;
   icon_cache->net_wm_icon_dirty = TRUE;
@@ -611,13 +610,7 @@ meta_icon_cache_get_icon_invalidated (MetaIconCache *icon_cache)
   else if (icon_cache->origin <= USING_NET_WM_ICON &&
            icon_cache->net_wm_icon_dirty)
     return TRUE;
-  else if (icon_cache->origin < USING_FALLBACK_ICON &&
-           icon_cache->want_fallback)
-    return TRUE;
-  else if (icon_cache->origin == USING_NO_ICON)
-    return TRUE;
-  else if (icon_cache->origin == USING_FALLBACK_ICON &&
-           !icon_cache->want_fallback)
+  else if (icon_cache->origin < USING_FALLBACK_ICON)
     return TRUE;
   else
     return FALSE;
@@ -849,8 +842,7 @@ meta_read_icons (MetaScreen     *screen,
         }
     }
 
-  if (icon_cache->want_fallback &&
-      icon_cache->origin < USING_FALLBACK_ICON)
+  if (icon_cache->origin < USING_FALLBACK_ICON)
     {
       get_fallback_icons (screen,
                           iconp,
@@ -866,15 +858,6 @@ meta_read_icons (MetaScreen     *screen,
       return TRUE;
     }
 
-  if (!icon_cache->want_fallback &&
-      icon_cache->origin == USING_FALLBACK_ICON)
-    {
-      /* Get rid of current icon */
-      clear_icon_cache (icon_cache, FALSE);
-
-      return TRUE;
-    }
-
   /* found nothing new */
   return FALSE;
 }
diff --git a/src/x11/iconcache.h b/src/x11/iconcache.h
index c6867c8..565bbff 100644
--- a/src/x11/iconcache.h
+++ b/src/x11/iconcache.h
@@ -44,7 +44,6 @@ struct _MetaIconCache
   int origin;
   Pixmap prev_pixmap;
   Pixmap prev_mask;
-  guint want_fallback : 1;
   /* TRUE if these props have changed */
   guint wm_hints_dirty : 1;
   guint kwm_win_icon_dirty : 1;