Implement large cursors in Mushrome.

services/ui/ws/display.cc

Index: services/ui/ws/display.cc
diff --git a/services/ui/ws/display.cc b/services/ui/ws/display.cc
index a355f1905393a6a2d77b9fac748c62e416e5b361..00bf5ad9bbd8cf19e19f77cf0219597b2a220d40 100644
--- a/services/ui/ws/display.cc
+++ b/services/ui/ws/display.cc
@@ -202,6 +202,10 @@ void Display::SetNativeCursor(const ui::CursorData& cursor) {
   platform_display_->SetCursor(cursor);
 }
 
+void Display::SetNativeCursorSize(ui::CursorSize cursor_size) {
+  platform_display_->SetCursorSize(cursor_size);
+}
+
 void Display::SetSize(const gfx::Size& size) {
   platform_display_->SetViewportSize(size);
 }