Change ui cursor identifiers to an enum class.

remoting/host/chromeos/mouse_cursor_monitor_aura.cc

Index: remoting/host/chromeos/mouse_cursor_monitor_aura.cc
diff --git a/remoting/host/chromeos/mouse_cursor_monitor_aura.cc b/remoting/host/chromeos/mouse_cursor_monitor_aura.cc
index 9749ac7b40529f77181ad54cf6c5139c72a4d750..d828b3332f0041f86cf23c990e5f946414c066ce 100644
--- a/remoting/host/chromeos/mouse_cursor_monitor_aura.cc
+++ b/remoting/host/chromeos/mouse_cursor_monitor_aura.cc
@@ -69,14 +69,14 @@ void MouseCursorMonitorAura::NotifyCursorChanged(const ui::Cursor& cursor) {
   std::unique_ptr<SkBitmap> cursor_bitmap(new SkBitmap());
   gfx::Point cursor_hotspot;
 
-  if (cursor.native_type() == ui::kCursorNone) {
+  if (cursor.native_type() == ui::CursorType::kNone) {
     callback_->OnMouseCursor(CreateEmptyMouseCursor());
     return;
   }
 
   if (!ui::GetCursorBitmap(cursor, cursor_bitmap.get(), &cursor_hotspot)) {
     LOG(ERROR) << "Failed to load bitmap for cursor type:"
-               << cursor.native_type();
+               << static_cast<int>(cursor.native_type());
     callback_->OnMouseCursor(CreateEmptyMouseCursor());
     return;
   }
@@ -92,7 +92,8 @@ void MouseCursorMonitorAura::NotifyCursorChanged(const ui::Cursor& cursor) {
   if (cursor_hotspot.x() >= cursor_bitmap->width() ||
       cursor_hotspot.y() >= cursor_bitmap->height()) {
     LOG(WARNING) << "Cursor hotspot is out of bounds for type: "
-                 << cursor.native_type() << ".  Setting to (0,0) instead";
+                 << static_cast<int>(cursor.native_type())
+                 << ".  Setting to (0,0) instead";
     cursor_hotspot.SetPoint(0, 0);
   }