[mutter] clutter: Remove drag and drop actions

[verdre <jonasd src gnome org>]

commit eb6e1f694a24e4e6ce128e4237c90e91a7265e5c
Author: Jonas Dreßler <verdre v0yd nl>
Date:   Mon Jul 22 15:28:35 2019 +0200

    clutter: Remove drag and drop actions
    
    We aren't using those actions in the shell or anywhere in Mutter, our
    DnD support is implemented on the shell side.
    
    https://gitlab.gnome.org/GNOME/mutter/merge_requests/789

 clutter/clutter/clutter-autocleanups.h         |    2 -
 clutter/clutter/clutter-drag-action.c          | 1316 ------------------------
 clutter/clutter/clutter-drag-action.h          |  152 ---
 clutter/clutter/clutter-drop-action.c          |  527 ----------
 clutter/clutter/clutter-drop-action.h          |  115 ---
 clutter/clutter/clutter.h                      |    2 -
 clutter/clutter/meson.build                    |    4 -
 src/tests/clutter/interactive/meson.build      |    1 -
 src/tests/clutter/interactive/test-scrolling.c |  137 ---
 9 files changed, 2256 deletions(-)
---
diff --git a/clutter/clutter/clutter-autocleanups.h b/clutter/clutter/clutter-autocleanups.h
index 8e17d002e..ef50a9048 100644
--- a/clutter/clutter/clutter-autocleanups.h
+++ b/clutter/clutter/clutter-autocleanups.h
@@ -50,8 +50,6 @@ G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterConstraint, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterContainer, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterDeformEffect, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterDesaturateEffect, g_object_unref)
-G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterDragAction, g_object_unref)
-G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterDropAction, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterEffect, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterFixedLayout, g_object_unref)
 G_DEFINE_AUTOPTR_CLEANUP_FUNC (ClutterFlowLayout, g_object_unref)
diff --git a/clutter/clutter/clutter.h b/clutter/clutter/clutter.h
index 9dd69c3d3..d5ffdd04f 100644
--- a/clutter/clutter/clutter.h
+++ b/clutter/clutter/clutter.h
@@ -56,8 +56,6 @@
 #include "clutter-content.h"
 #include "clutter-deform-effect.h"
 #include "clutter-desaturate-effect.h"
-#include "clutter-drag-action.h"
-#include "clutter-drop-action.h"
 #include "clutter-effect.h"
 #include "clutter-enums.h"
 #include "clutter-enum-types.h"
diff --git a/clutter/clutter/meson.build b/clutter/clutter/meson.build
index a13f637b2..bba8a23c9 100644
--- a/clutter/clutter/meson.build
+++ b/clutter/clutter/meson.build
@@ -30,8 +30,6 @@ clutter_headers = [
   'clutter-deform-effect.h',
   'clutter-deprecated.h',
   'clutter-desaturate-effect.h',
-  'clutter-drag-action.h',
-  'clutter-drop-action.h',
   'clutter-effect.h',
   'clutter-enums.h',
   'clutter-event.h',
@@ -118,8 +116,6 @@ clutter_sources = [
   'clutter-content.c',
   'clutter-deform-effect.c',
   'clutter-desaturate-effect.c',
-  'clutter-drag-action.c',
-  'clutter-drop-action.c',
   'clutter-effect.c',
   'clutter-event.c',
   'clutter-feature.c',
diff --git a/src/tests/clutter/interactive/meson.build b/src/tests/clutter/interactive/meson.build
index 12274768e..c22970722 100644
--- a/src/tests/clutter/interactive/meson.build
+++ b/src/tests/clutter/interactive/meson.build
@@ -37,7 +37,6 @@ clutter_tests_interactive_test_sources = [
   'test-cairo-clock.c',
   'test-cairo-flowers.c',
   'test-stage-sizing.c',
-  'test-scrolling.c',
   'test-swipe-action.c',
   'test-cogl-point-sprites.c',
   'test-path-constraint.c',