Don't let atom spec bind default keys again

spec/app/atom-spec.coffee

@@ -7,6 +7,8 @@ describe "Atom", ->
     waitsFor "there to be no windows", ->
       atom.windows.length == 0
 
+  beforeEach ->
+    spyOn(Atom.prototype, "setUpKeymap")
 
   describe ".open(path)", ->
     beforeEach ->
@@ -39,9 +41,6 @@ describe "Atom", ->
     beforeEach ->
       atom = new Atom
 
-    afterEach ->
-      atom.destroy()
-
     it "adds the window to the windows array if it isn't already present", ->
       atom.windowOpened window
       atom.windowOpened window

src/app/atom.coffee

@@ -24,10 +24,6 @@ class Atom
     $(document).on 'keydown', @handleKeyEvent
     @keymap.bindDefaultKeys()
 
-  destroy: ->
-    $(document).off 'keydown', @handleKeyEvent
-    @keymap.unbindDefaultKeys()
-
   open: (path) ->
     $native.open path
 

src/app/keymap.coffee

@@ -23,10 +23,6 @@ class Keymap
       path = $native.openDialog()
       atom.open(path) if path
 
-  unbindDefaultKeys: ->
-    $(document).unbind 'new-window', @_newWindow
-    $(document).unbind 'open', @_open
-
   bindKeys: (selector, bindings) ->
     @bindingSets.unshift(new BindingSet(selector, bindings))