[gnome-builder] plugins/buildui: remove project tree addin

[Christian Hergert <chergert src gnome org>]

commit ca3200e46d1329283a452b6a4ba8802b2323dbed
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jul 19 23:41:33 2022 -0700

    plugins/buildui: remove project tree addin
    
    We don't need this anymore, we have other UI for build targets.

 src/plugins/buildui/buildui-plugin.c         |   5 -
 src/plugins/buildui/gbp-buildui-tree-addin.c | 371 ---------------------------
 src/plugins/buildui/gbp-buildui-tree-addin.h |  31 ---
 src/plugins/buildui/meson.build              |   1 -
 4 files changed, 408 deletions(-)
---
diff --git a/src/plugins/buildui/buildui-plugin.c b/src/plugins/buildui/buildui-plugin.c
index 4930e1933..4846bb30d 100644
--- a/src/plugins/buildui/buildui-plugin.c
+++ b/src/plugins/buildui/buildui-plugin.c
@@ -25,13 +25,11 @@
 #include <libpeas/peas.h>
 #include <libide-editor.h>
 #include <libide-gui.h>
-#include <libide-tree.h>
 
 //#include "gbp-buildui-config-view-addin.h"
 #include "gbp-buildui-editor-page-addin.h"
 #include "gbp-buildui-preferences-addin.h"
 #include "gbp-buildui-workspace-addin.h"
-#include "gbp-buildui-tree-addin.h"
 
 _IDE_EXTERN void
 _gbp_buildui_register_types (PeasObjectModule *module)
@@ -50,7 +48,4 @@ _gbp_buildui_register_types (PeasObjectModule *module)
   peas_object_module_register_extension_type (module,
                                               IDE_TYPE_WORKSPACE_ADDIN,
                                               GBP_TYPE_BUILDUI_WORKSPACE_ADDIN);
-  peas_object_module_register_extension_type (module,
-                                              IDE_TYPE_TREE_ADDIN,
-                                              GBP_TYPE_BUILDUI_TREE_ADDIN);
 }
diff --git a/src/plugins/buildui/meson.build b/src/plugins/buildui/meson.build
index 0cb5fed4b..920fa05ce 100644
--- a/src/plugins/buildui/meson.build
+++ b/src/plugins/buildui/meson.build
@@ -12,7 +12,6 @@ plugins_sources += files([
   'gbp-buildui-status-indicator.c',
   'gbp-buildui-status-popover.c',
   'gbp-buildui-targets-dialog.c',
-  'gbp-buildui-tree-addin.c',
   'gbp-buildui-workspace-addin.c',
 ])