AppListController refactoring part 3: Switching over to use AppListShower in Ash.

ash/test/shell_test_api.cc

Index: ash/test/shell_test_api.cc
diff --git a/ash/test/shell_test_api.cc b/ash/test/shell_test_api.cc
index 7d13801310cdd288ee684bcea0cc95df906999a2..9be15613e0d462649db017ee6d34476475e66261 100644
--- a/ash/test/shell_test_api.cc
+++ b/ash/test/shell_test_api.cc
@@ -9,6 +9,7 @@
 #include "ash/session/session_state_delegate.h"
 #include "ash/shelf/shelf_delegate.h"
 #include "ash/shell.h"
+#include "ash/shell_delegate.h"
 
 namespace ash {
 namespace test {
@@ -43,8 +44,8 @@ DragDropController* ShellTestApi::drag_drop_controller() {
   return shell_->drag_drop_controller_.get();
 }
 
-AppListController* ShellTestApi::app_list_controller() {
-  return shell_->app_list_controller_.get();
+app_list::AppListShower* ShellTestApi::app_list_shower() {
+  return shell_->delegate_->GetAppListShower();
 }
 
 void ShellTestApi::DisableDisplayAnimator() {