[gimp] app: get rid of more abused GIMP_ICON_CLOSE on *-color-tag-menu.

[Jehan Pagès <jehanp src gnome org>]

commit d88a09334d7e4b62bb303c088740a32b2a5122de
Author: Jehan <jehan girinstud io>
Date:   Mon Nov 20 02:56:25 2017 +0100

    app: get rid of more abused GIMP_ICON_CLOSE on *-color-tag-menu.
    
    I just replaced them by NULL. I don't think that is really necessary to
    have any icons on these.

 app/actions/channels-actions.c |    2 +-
 app/actions/layers-actions.c   |    2 +-
 app/actions/vectors-actions.c  |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/app/actions/channels-actions.c b/app/actions/channels-actions.c
index 08d3413..c01a924 100644
--- a/app/actions/channels-actions.c
+++ b/app/actions/channels-actions.c
@@ -45,7 +45,7 @@ static const GimpActionEntry channels_actions[] =
     NC_("channels-action", "Channels Menu"), NULL, NULL, NULL,
     GIMP_HELP_CHANNEL_DIALOG },
 
-  { "channels-color-tag-menu", GIMP_ICON_CLOSE /* abused */,
+  { "channels-color-tag-menu", NULL,
     NC_("channels-action", "Color Tag"), NULL, NULL, NULL,
     GIMP_HELP_CHANNEL_COLOR_TAG },
 
diff --git a/app/actions/layers-actions.c b/app/actions/layers-actions.c
index e726750..014a775 100644
--- a/app/actions/layers-actions.c
+++ b/app/actions/layers-actions.c
@@ -64,7 +64,7 @@ static const GimpActionEntry layers_actions[] =
     NC_("layers-action", "Composite Mode"), NULL, NULL, NULL,
     NULL },
 
-  { "layers-color-tag-menu", GIMP_ICON_CLOSE /* abused */,
+  { "layers-color-tag-menu", NULL,
     NC_("layers-action", "Color Tag"), NULL, NULL, NULL,
     GIMP_HELP_LAYER_COLOR_TAG },
 
diff --git a/app/actions/vectors-actions.c b/app/actions/vectors-actions.c
index a8be1c3..be54f0b 100644
--- a/app/actions/vectors-actions.c
+++ b/app/actions/vectors-actions.c
@@ -46,7 +46,7 @@ static const GimpActionEntry vectors_actions[] =
     NC_("vectors-action", "Paths Menu"), NULL, NULL, NULL,
     GIMP_HELP_PATH_DIALOG },
 
-  { "vectors-color-tag-menu", GIMP_ICON_CLOSE /* abused */,
+  { "vectors-color-tag-menu", NULL,
     NC_("vectors-action", "Color Tag"), NULL, NULL, NULL,
     GIMP_HELP_PATH_COLOR_TAG },