[gnome-shell] st: Remove color from ClutterActor pick virtual function

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit d7c569c69220de4e66186ebb8d5fc655e9828940
Author: Daniel van Vugt <daniel van vugt canonical com>
Date:   Mon Oct 14 15:20:49 2019 +0800

    st: Remove color from ClutterActor pick virtual function
    
    It's unused since commit mutter@14c706e51
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/759

 src/shell-util.c        | 3 +--
 src/st/st-box-layout.c  | 5 ++---
 src/st/st-scroll-view.c | 5 ++---
 3 files changed, 5 insertions(+), 8 deletions(-)
---
diff --git a/src/shell-util.c b/src/shell-util.c
index 8c696f4e52..c3ba57e296 100644
--- a/src/shell-util.c
+++ b/src/shell-util.c
@@ -35,8 +35,7 @@
 #endif
 
 static void
-stop_pick (ClutterActor       *actor,
-           const ClutterColor *color)
+stop_pick (ClutterActor *actor)
 {
   g_signal_stop_emission_by_name (actor, "pick");
 }
diff --git a/src/st/st-box-layout.c b/src/st/st-box-layout.c
index c7ddbdc4e0..31a8ed118b 100644
--- a/src/st/st-box-layout.c
+++ b/src/st/st-box-layout.c
@@ -443,8 +443,7 @@ st_box_layout_paint (ClutterActor *actor)
 }
 
 static void
-st_box_layout_pick (ClutterActor       *actor,
-                    const ClutterColor *color)
+st_box_layout_pick (ClutterActor *actor)
 {
   StBoxLayout *self = ST_BOX_LAYOUT (actor);
   StBoxLayoutPrivate *priv = self->priv;
@@ -462,7 +461,7 @@ st_box_layout_pick (ClutterActor       *actor,
       cogl_framebuffer_translate (fb, (int)x, (int)y, 0);
     }
 
-  CLUTTER_ACTOR_CLASS (st_box_layout_parent_class)->pick (actor, color);
+  CLUTTER_ACTOR_CLASS (st_box_layout_parent_class)->pick (actor);
 
   if (x != 0 || y != 0)
     {
diff --git a/src/st/st-scroll-view.c b/src/st/st-scroll-view.c
index 7f7d4f51c7..3e5e24eba1 100644
--- a/src/st/st-scroll-view.c
+++ b/src/st/st-scroll-view.c
@@ -294,13 +294,12 @@ st_scroll_view_paint (ClutterActor *actor)
 }
 
 static void
-st_scroll_view_pick (ClutterActor       *actor,
-                     const ClutterColor *color)
+st_scroll_view_pick (ClutterActor *actor)
 {
   StScrollViewPrivate *priv = ST_SCROLL_VIEW (actor)->priv;
 
   /* Chain up so we get a bounding box pained (if we are reactive) */
-  CLUTTER_ACTOR_CLASS (st_scroll_view_parent_class)->pick (actor, color);
+  CLUTTER_ACTOR_CLASS (st_scroll_view_parent_class)->pick (actor);
 
   if (priv->child)
     clutter_actor_paint (priv->child);