Move AcceleratorController from WmShell to Shell

ash/common/accelerators/ash_focus_manager_factory.cc

Index: ash/common/accelerators/ash_focus_manager_factory.cc
diff --git a/ash/common/accelerators/ash_focus_manager_factory.cc b/ash/common/accelerators/ash_focus_manager_factory.cc
index 058e05756e542f40105be7105a7e4667f40a0110..1cf7644c3c4d9dc6da437406204e94601507c2de 100644
--- a/ash/common/accelerators/ash_focus_manager_factory.cc
+++ b/ash/common/accelerators/ash_focus_manager_factory.cc
@@ -5,7 +5,7 @@
 #include "ash/common/accelerators/ash_focus_manager_factory.h"
 
 #include "ash/common/accelerators/accelerator_controller.h"
-#include "ash/common/wm_shell.h"
+#include "ash/shell.h"
 #include "base/memory/ptr_util.h"
 #include "ui/views/focus/focus_manager.h"
 
@@ -24,7 +24,7 @@ views::FocusManager* AshFocusManagerFactory::CreateFocusManager(
 
 bool AshFocusManagerFactory::Delegate::ProcessAccelerator(
     const ui::Accelerator& accelerator) {
-  AcceleratorController* controller = WmShell::Get()->accelerator_controller();
+  AcceleratorController* controller = Shell::Get()->accelerator_controller();
   if (controller)
     return controller->Process(accelerator);
   return false;