Move ash::DisplayManager switches to ui::display

ash/content/display/screen_orientation_controller_chromeos_unittest.cc

Index: ash/content/display/screen_orientation_controller_chromeos_unittest.cc
diff --git a/ash/content/display/screen_orientation_controller_chromeos_unittest.cc b/ash/content/display/screen_orientation_controller_chromeos_unittest.cc
index 2802067b01ebdda81b7e48f74cec0a4aab013e6e..83abc2b57b753d2a80ce08313726a6c22030fb7d 100644
--- a/ash/content/display/screen_orientation_controller_chromeos_unittest.cc
+++ b/ash/content/display/screen_orientation_controller_chromeos_unittest.cc
@@ -29,6 +29,7 @@
 #include "third_party/WebKit/public/platform/modules/screen_orientation/WebScreenOrientationLockType.h"
 #include "ui/aura/window.h"
 #include "ui/display/display.h"
+#include "ui/display/display_switches.h"
 #include "ui/display/manager/managed_display_info.h"
 #include "ui/message_center/message_center.h"
 #include "ui/views/test/webview_test_helper.h"
@@ -158,7 +159,7 @@ ScreenOrientationControllerTest::CreateSecondaryWebContents() {
 
 void ScreenOrientationControllerTest::SetUp() {
   base::CommandLine::ForCurrentProcess()->AppendSwitch(
-      switches::kAshUseFirstDisplayAsInternal);
+      ::switches::kUseFirstDisplayAsInternal);
   base::CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kAshEnableTouchViewTesting);
   test::AshTestBase::SetUp();