[gnome-music] Remove redundant code

[Seif Lotfy <seiflotfy src gnome org>]

commit 9ce1541c58fac892e7b84f9b54384fac39280abb
Author: Seif Lotfy <seif lotfy com>
Date:   Fri Jun 7 11:45:50 2013 +0200

    Remove redundant code

 src/view.js |   22 ++++++++++------------
 1 files changed, 10 insertions(+), 12 deletions(-)
---
diff --git a/src/view.js b/src/view.js
index 6959da6..7a69ae0 100644
--- a/src/view.js
+++ b/src/view.js
@@ -514,26 +514,24 @@ const Artists = new Lang.Class({
             this.view.get_generic_view().get_style_context().add_class("artist-panel-dark");
         else
             this.view.get_generic_view().get_style_context().add_class("artist-panel-white");
-        this._allIter = this._model.append();
-        this._artists["All Artists".toLowerCase()] = {"iter": this._allIter, "albums": []};
-        this._model.set(
-            this._allIter,
-            [0, 1, 2, 3],
-            ["All Artists", "All Artists", "All Artists", "All Artists"]
-        );
-        if (this.header_bar.get_stack() != null)
-            this.header_bar.get_stack().connect("notify::visible-child", Lang.bind(this, 
this._onNotifyMode));
         this.show_all();
     },
 
-    _onNotifyMode: function(widget, param) {
-        if (this != widget.get_visible_child())
-            return;
+    _populate: function(widget, param) {
         let selection = this.view.get_generic_view().get_selection();
         if (!selection.get_selected()[0]) {
+            this._allIter = this._model.append();
+            this._artists["All Artists".toLowerCase()] = {"iter": this._allIter, "albums": []};
+            this._model.set(
+                this._allIter,
+                [0, 1, 2, 3],
+                ["All Artists", "All Artists", "All Artists", "All Artists"]
+            );
             selection.select_path(this._model.get_path(this._allIter));
             this.view.emit('item-activated', "0", this._model.get_path(this._allIter));
         }
+        this._init = true;
+        this.populate();
     },
 
     _addListRenderers: function() {