Move DisplayLayout and DisplayLayoutBuilder From ash To ui/display

ash/sticky_keys/sticky_keys_overlay_unittest.cc

Index: ash/sticky_keys/sticky_keys_overlay_unittest.cc
diff --git a/ash/sticky_keys/sticky_keys_overlay_unittest.cc b/ash/sticky_keys/sticky_keys_overlay_unittest.cc
index 8fb0d1f75fa8a7f6bc57a6b09dbfa2f9817f0a19..ac67d4fca62c98ed2c9bdf24e277ec4d90a43f06 100644
--- a/ash/sticky_keys/sticky_keys_overlay_unittest.cc
+++ b/ash/sticky_keys/sticky_keys_overlay_unittest.cc
@@ -10,6 +10,7 @@
 #include "ash/sticky_keys/sticky_keys_controller.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/test/display_manager_test_api.h"
+#include "ui/display/manager/display_layout.h"
 #include "ui/events/event.h"
 #include "ui/views/widget/widget.h"
 
@@ -47,11 +48,12 @@ TEST_F(StickyKeysOverlayTest, OverlayNotDestroyedAfterDisplayRemoved) {
   // Add a secondary display to the left of the primary one.
   UpdateDisplay("1280x1024,1980x1080");
   DisplayManager* display_manager = Shell::GetInstance()->display_manager();
-  DisplayIdList display_ids = display_manager->GetCurrentDisplayIdList();
+  display::DisplayIdList display_ids =
+      display_manager->GetCurrentDisplayIdList();
   int64_t primary_display_id = display_ids[0];
   int64_t secondary_display_id = display_ids[1];
   display_manager->SetLayoutForCurrentDisplays(
-      test::CreateDisplayLayout(DisplayPlacement::LEFT, 0));
+      test::CreateDisplayLayout(display::DisplayPlacement::LEFT, 0));
 
   // The overlay should belong to the secondary root window.
   StickyKeysOverlay overlay;