Change ui cursor identifiers to an enum class.

components/exo/shell_surface.cc

Index: components/exo/shell_surface.cc
diff --git a/components/exo/shell_surface.cc b/components/exo/shell_surface.cc
index 602b5a43ff1bdbbe7619df46283ecbb337524dd7..e0ba66d23d59b553c19c9ea867f84d3fdfea8c4c 100644
--- a/components/exo/shell_surface.cc
+++ b/components/exo/shell_surface.cc
@@ -1330,31 +1330,31 @@ void ShellSurface::AttemptToStartDrag(int component) {
 
     switch (component) {
       case HTCAPTION:
-        cursor_client->SetCursor(ui::kCursorPointer);
+        cursor_client->SetCursor(ui::CursorType::kPointer);
         break;
       case HTTOP:
-        cursor_client->SetCursor(ui::kCursorNorthResize);
+        cursor_client->SetCursor(ui::CursorType::kNorthResize);
         break;
       case HTTOPRIGHT:
-        cursor_client->SetCursor(ui::kCursorNorthEastResize);
+        cursor_client->SetCursor(ui::CursorType::kNorthEastResize);
         break;
       case HTRIGHT:
-        cursor_client->SetCursor(ui::kCursorEastResize);
+        cursor_client->SetCursor(ui::CursorType::kEastResize);
         break;
       case HTBOTTOMRIGHT:
-        cursor_client->SetCursor(ui::kCursorSouthEastResize);
+        cursor_client->SetCursor(ui::CursorType::kSouthEastResize);
         break;
       case HTBOTTOM:
-        cursor_client->SetCursor(ui::kCursorSouthResize);
+        cursor_client->SetCursor(ui::CursorType::kSouthResize);
         break;
       case HTBOTTOMLEFT:
-        cursor_client->SetCursor(ui::kCursorSouthWestResize);
+        cursor_client->SetCursor(ui::CursorType::kSouthWestResize);
         break;
       case HTLEFT:
-        cursor_client->SetCursor(ui::kCursorWestResize);
+        cursor_client->SetCursor(ui::CursorType::kWestResize);
         break;
       case HTTOPLEFT:
-        cursor_client->SetCursor(ui::kCursorNorthWestResize);
+        cursor_client->SetCursor(ui::CursorType::kNorthWestResize);
         break;
       default:
         NOTREACHED();