Implement a MoveCursorToScreenLocation for just the window manager.

services/ui/ws/platform_display_default.cc

Index: services/ui/ws/platform_display_default.cc
diff --git a/services/ui/ws/platform_display_default.cc b/services/ui/ws/platform_display_default.cc
index b474dcf52a765e27aed8565a41bd8d7646c9d228..a807396a839e082de9169b3a8338b2315db00625 100644
--- a/services/ui/ws/platform_display_default.cc
+++ b/services/ui/ws/platform_display_default.cc
@@ -139,6 +139,11 @@ void PlatformDisplayDefault::SetCursor(const ui::CursorData& cursor_data) {
   platform_window_->SetCursor(native_cursor.platform());
 }
 
+void PlatformDisplayDefault::MoveCursorTo(
+    const gfx::Point& window_pixel_location) {
+  platform_window_->MoveCursorTo(window_pixel_location);
+}
+
 void PlatformDisplayDefault::UpdateTextInputState(
     const ui::TextInputState& state) {
   ui::PlatformImeController* ime = platform_window_->GetPlatformImeController();