Split ui/display types into separate module and have Ozone depend on it

ui/ozone/platform/dri/ozone_platform_dri.cc

Index: ui/ozone/platform/dri/ozone_platform_dri.cc
diff --git a/ui/ozone/platform/dri/ozone_platform_dri.cc b/ui/ozone/platform/dri/ozone_platform_dri.cc
index ce5587b1d841db9ec5ece7c407c017fa0bdcc31a..017ae4aac3440cb9f11a89c88f14eb09ec21ba31 100644
--- a/ui/ozone/platform/dri/ozone_platform_dri.cc
+++ b/ui/ozone/platform/dri/ozone_platform_dri.cc
@@ -7,6 +7,10 @@
 #include "ui/events/ozone/evdev/cursor_delegate_evdev.h"
 #include "ui/ozone/ozone_platform.h"
 
+#if defined(OS_CHROMEOS)
+#include "ui/ozone/common/chromeos/native_display_delegate_ozone.h"
+#endif
+
 namespace ui {
 
 OzonePlatformDri::OzonePlatformDri()
@@ -32,6 +36,14 @@ ui::CursorFactoryOzone* OzonePlatformDri::GetCursorFactoryOzone() {
   return &cursor_factory_ozone_;
 }
 
+ui::NativeDisplayDelegate* OzonePlatformDri::CreateNativeDisplayDelegate() {
+#if defined(OS_CHROMEOS)
+  return new NativeDisplayDelegateOzone();
+#else
+  return NULL;
+#endif
+}
+
 OzonePlatform* CreateOzonePlatformDri() { return new OzonePlatformDri; }
 
 }  // namespace ui