[gnome-documents] Revert "Let GtkApplication load the app menu automatically"

[Bastien Nocera <hadess src gnome org>]

commit 1a6c032641a7f76a3392c11b73a6ea7695213c47
Author: Bastien Nocera <hadess hadess net>
Date:   Tue May 31 19:26:17 2016 +0200

    Revert "Let GtkApplication load the app menu automatically"
    
    This reverts commit 0c0f72d22d695a97f663c79d689fe6fb4c4b1cbe.
    
    This broke the app menu in gnome-books.
    
    See https://bugzilla.gnome.org/show_bug.cgi?id=746736#c12

 data/org.gnome.Documents.data.gresource.xml |    2 +-
 src/application.js                          |    9 +++++++++
 2 files changed, 10 insertions(+), 1 deletions(-)
---
diff --git a/data/org.gnome.Documents.data.gresource.xml b/data/org.gnome.Documents.data.gresource.xml
index aa1a37e..e374424 100644
--- a/data/org.gnome.Documents.data.gresource.xml
+++ b/data/org.gnome.Documents.data.gresource.xml
@@ -2,7 +2,7 @@
 <gresources>
   <gresource prefix="/org/gnome/Documents">
     <file>application.css</file>
-    <file alias="gtk/menus.ui" preprocess="xml-stripblanks">ui/app-menu.ui</file>
+    <file preprocess="xml-stripblanks">ui/app-menu.ui</file>
     <file preprocess="xml-stripblanks">ui/organize-collection-dialog.ui</file>
     <file preprocess="xml-stripblanks">ui/preview-context-menu.ui</file>
     <file preprocess="xml-stripblanks">ui/preview-menu.ui</file>
diff --git a/src/application.js b/src/application.js
index b146c25..e2c68b4 100644
--- a/src/application.js
+++ b/src/application.js
@@ -330,6 +330,14 @@ const Application = new Lang.Class({
             }));
     },
 
+    _initAppMenu: function() {
+        let builder = new Gtk.Builder();
+        builder.add_from_resource('/org/gnome/Documents/ui/app-menu.ui');
+
+        let menu = builder.get_object('app-menu');
+        this.set_app_menu(menu);
+    },
+
     _createMiners: function(callback) {
         let count = 3;
 
@@ -634,6 +642,7 @@ const Application = new Lang.Class({
         ];
 
         this._initActions();
+        this._initAppMenu();
 
         if (!this.isBooks)
             this._initGettingStarted();