Fix loading animation while browsing tree

app/assets/javascripts/tree.js.coffee

@@ -12,11 +12,6 @@ $ ->
     $("#tree-slider .tree-item").live 'click', (e) ->
       $('.tree-item-file-name a', this).trigger('click') if (e.target.nodeName != "A")
   
-    # Show/Hide the loading spinner
-    $('#tree-slider .tree-item-file-name a, .breadcrumb a, .project-refs-form').live
-      "ajax:beforeSend": -> $('.tree_progress').addClass("loading")
-      "ajax:complete":   -> $('.tree_progress').removeClass("loading")
-
     # Maintain forward/back history while browsing the file tree
     ((window) ->
       History = window.History
@@ -33,7 +28,12 @@ $ ->
 
       History.Adapter.bind window, 'statechange', ->
         state = History.getState()
-        window.ajaxGet(state.url)
+        $.ajax({
+          url: state.url,
+          dataType: 'script',
+          beforeSend: -> $('.tree_progress').addClass("loading"),
+          complete: -> $('.tree_progress').removeClass("loading")
+        })
     )(window)
 
   # See if there are lines selected

app/views/tree/_tree.html.haml

@@ -11,9 +11,6 @@
       - else
         = link_to title, '#'
 
-.clear
-%div.tree_progress
-
 %div#tree-content-holder.tree-content-holder
   - if tree.is_blob?
     = render "tree/blob", blob: tree
@@ -40,6 +37,8 @@
     - if tree.readme
       = render "tree/readme", readme: tree.readme
 
+%div.tree_progress
+
 - unless tree.is_blob?
   :javascript
     // Load last commit log for each file in tree