GtkStyleContext: Remove the frame clock

It's unused within GtkStyleContext.

docs/reference/gtk/gtk4-sections.txt

@@ -4865,7 +4865,6 @@ gtk_style_context_get_parent
 gtk_style_context_get_path
 gtk_style_context_get_property
 gtk_style_context_get_display
-gtk_style_context_get_frame_clock
 gtk_style_context_get_state
 gtk_style_context_get_valist
 gtk_style_context_get_section
@@ -4888,7 +4887,6 @@ gtk_style_context_remove_class
 gtk_style_context_has_class
 gtk_style_context_list_classes
 gtk_style_context_set_display
-gtk_style_context_set_frame_clock
 gtk_style_context_set_state
 gtk_style_context_set_scale
 gtk_style_context_get_scale

gtk/gtkstylecontext.c

@@ -123,8 +123,6 @@ struct _GtkStyleContextPrivate
   GtkCssNode *cssnode;
   GSList *saved_nodes;
 
-  GdkFrameClock *frame_clock;
-
   GtkCssStyleChange *invalidating_context;
 };
 typedef struct _GtkStyleContextPrivate GtkStyleContextPrivate;
@@ -132,7 +130,6 @@ typedef struct _GtkStyleContextPrivate GtkStyleContextPrivate;
 enum {
   PROP_0,
   PROP_DISPLAY,
-  PROP_FRAME_CLOCK,
   PROP_PARENT,
   LAST_PROP
 };
@@ -212,13 +209,6 @@ gtk_style_context_class_init (GtkStyleContextClass *klass)
                            GDK_TYPE_DISPLAY,
                            GTK_PARAM_READWRITE);
 
-  properties[PROP_FRAME_CLOCK] =
-      g_param_spec_object ("paint-clock",
-                           P_("FrameClock"),
-                           P_("The associated GdkFrameClock"),
-                           GDK_TYPE_FRAME_CLOCK,
-                           GTK_PARAM_READWRITE);
-
   /**
    * GtkStyleContext:parent:
    *
@@ -344,9 +334,6 @@ gtk_style_context_impl_set_property (GObject      *object,
     case PROP_DISPLAY:
       gtk_style_context_set_display (context, g_value_get_object (value));
       break;
-    case PROP_FRAME_CLOCK:
-      gtk_style_context_set_frame_clock (context, g_value_get_object (value));
-      break;
     case PROP_PARENT:
       gtk_style_context_set_parent (context, g_value_get_object (value));
       break;
@@ -370,9 +357,6 @@ gtk_style_context_impl_get_property (GObject    *object,
     case PROP_DISPLAY:
       g_value_set_object (value, priv->display);
       break;
-    case PROP_FRAME_CLOCK:
-      g_value_set_object (value, priv->frame_clock);
-      break;
     case PROP_PARENT:
       g_value_set_object (value, priv->parent);
       break;
@@ -1344,51 +1328,6 @@ gtk_style_context_get_display (GtkStyleContext *context)
   return priv->display;
 }
 
-/**
- * gtk_style_context_set_frame_clock:
- * @context: a #GdkFrameClock
- * @frame_clock: a #GdkFrameClock
- *
- * Attaches @context to the given frame clock.
- *
- * The frame clock is used for the timing of animations.
- *
- * If you are using a #GtkStyleContext returned from
- * gtk_widget_get_style_context(), you do not need to
- * call this yourself.
- **/
-void
-gtk_style_context_set_frame_clock (GtkStyleContext *context,
-                                   GdkFrameClock   *frame_clock)
-{
-  GtkStyleContextPrivate *priv = gtk_style_context_get_instance_private (context);
-
-  g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
-  g_return_if_fail (frame_clock == NULL || GDK_IS_FRAME_CLOCK (frame_clock));
-
-  if (g_set_object (&priv->frame_clock, frame_clock))
-    g_object_notify_by_pspec (G_OBJECT (context), properties[PROP_FRAME_CLOCK]);
-}
-
-/**
- * gtk_style_context_get_frame_clock:
- * @context: a #GtkStyleContext
- *
- * Returns the #GdkFrameClock to which @context is attached.
- *
- * Returns: (nullable) (transfer none): a #GdkFrameClock, or %NULL
- *  if @context does not have an attached frame clock.
- **/
-GdkFrameClock *
-gtk_style_context_get_frame_clock (GtkStyleContext *context)
-{
-  GtkStyleContextPrivate *priv = gtk_style_context_get_instance_private (context);
-
-  g_return_val_if_fail (GTK_IS_STYLE_CONTEXT (context), NULL);
-
-  return priv->frame_clock;
-}
-
 gboolean
 _gtk_style_context_resolve_color (GtkStyleContext    *context,
                                   GtkCssValue        *color,

gtk/gtkstylecontext.h

@@ -1018,12 +1018,6 @@ void        gtk_style_context_set_display (GtkStyleContext *context,
 GDK_AVAILABLE_IN_ALL
 GdkDisplay *gtk_style_context_get_display (GtkStyleContext *context);
 
-GDK_AVAILABLE_IN_ALL
-void           gtk_style_context_set_frame_clock (GtkStyleContext *context,
-                                                  GdkFrameClock   *frame_clock);
-GDK_AVAILABLE_IN_ALL
-GdkFrameClock *gtk_style_context_get_frame_clock (GtkStyleContext *context);
-
 GDK_AVAILABLE_IN_ALL
 gboolean gtk_style_context_lookup_color (GtkStyleContext *context,
                                          const gchar     *color_name,

gtk/gtkwidget.c

@@ -3656,9 +3656,6 @@ gtk_widget_connect_frame_clock (GtkWidget *widget)
     }
 
   gtk_css_node_invalidate_frame_clock (priv->cssnode, FALSE);
-
-  if (priv->context)
-    gtk_style_context_set_frame_clock (priv->context, frame_clock);
 }
 
 static void
@@ -3681,9 +3678,6 @@ gtk_widget_disconnect_frame_clock (GtkWidget *widget)
       priv->clock_tick_id = 0;
       gdk_frame_clock_end_updating (frame_clock);
     }
-
-  if (priv->context)
-    gtk_style_context_set_frame_clock (priv->context, NULL);
 }
 
 /**
@@ -12208,7 +12202,6 @@ gtk_widget_get_style_context (GtkWidget *widget)
   if (G_UNLIKELY (priv->context == NULL))
     {
       GdkDisplay *display;
-      GdkFrameClock *frame_clock;
 
       priv->context = gtk_style_context_new_for_node (priv->cssnode);
 
@@ -12220,10 +12213,6 @@ gtk_widget_get_style_context (GtkWidget *widget)
       if (display)
         gtk_style_context_set_display (priv->context, display);
 
-      frame_clock = gtk_widget_get_frame_clock (widget);
-      if (frame_clock)
-        gtk_style_context_set_frame_clock (priv->context, frame_clock);
-
       if (priv->parent)
         gtk_style_context_set_parent (priv->context,
                                       _gtk_widget_get_style_context (priv->parent));