Revert 115515 - [Aura] Implement views-based applist.

ui/aura_shell/test/test_shell_delegate.cc

Index: ui/aura_shell/test/test_shell_delegate.cc
===================================================================
--- ui/aura_shell/test/test_shell_delegate.cc	(revision 115517)
+++ ui/aura_shell/test/test_shell_delegate.cc	(working copy)
@@ -25,13 +25,6 @@
     const SetWidgetCallback& callback) {
 }
 
-void TestShellDelegate::BuildAppListModel(AppListModel* model) {
-}
-
-AppListViewDelegate* TestShellDelegate::CreateAppListViewDelegate() {
-  return NULL;
-}
-
 void TestShellDelegate::LauncherItemClicked(const LauncherItem& item) {
 }