FocusManagerFactory::Create() should return a unique_ptr.

ash/accelerators/ash_focus_manager_factory.cc

Index: ash/accelerators/ash_focus_manager_factory.cc
diff --git a/ash/accelerators/ash_focus_manager_factory.cc b/ash/accelerators/ash_focus_manager_factory.cc
index d9091cdb029661f332032e0eac00e384bf85d75e..b22c9a9f0fee6ec9464f92325b93eab03b224d4d 100644
--- a/ash/accelerators/ash_focus_manager_factory.cc
+++ b/ash/accelerators/ash_focus_manager_factory.cc
@@ -14,20 +14,20 @@ namespace ash {
 AshFocusManagerFactory::AshFocusManagerFactory() {}
 AshFocusManagerFactory::~AshFocusManagerFactory() {}
 
-views::FocusManager* AshFocusManagerFactory::CreateFocusManager(
+std::unique_ptr<views::FocusManager> AshFocusManagerFactory::CreateFocusManager(
     views::Widget* widget,
     bool desktop_widget) {
-  return new views::FocusManager(
-      widget,
-      desktop_widget ? nullptr : base::WrapUnique<Delegate>(new Delegate));
+  return base::MakeUnique<views::FocusManager>(
+      widget, desktop_widget ? nullptr : base::MakeUnique<Delegate>());
 }
 
+AshFocusManagerFactory::Delegate::Delegate() {}
+AshFocusManagerFactory::Delegate::~Delegate() {}
+
 bool AshFocusManagerFactory::Delegate::ProcessAccelerator(
     const ui::Accelerator& accelerator) {
   AcceleratorController* controller = Shell::Get()->accelerator_controller();
-  if (controller)
-    return controller->Process(accelerator);
-  return false;
+  return controller && controller->Process(accelerator);
 }
 
 }  // namespace ash