Mojo C++ bindings: switch part of the services/ui/public/interfaces mojom target to use STL types.

ui/views/mus/screen_mus.h

Index: ui/views/mus/screen_mus.h
diff --git a/ui/views/mus/screen_mus.h b/ui/views/mus/screen_mus.h
index 744d4ab4d039dbd455db913163d261fd8bc33d4e..a2df7e61e73d98df93e667862c063c247a4bc6b0 100644
--- a/ui/views/mus/screen_mus.h
+++ b/ui/views/mus/screen_mus.h
@@ -36,11 +36,11 @@ class VIEWS_MUS_EXPORT ScreenMus
   aura::Window* GetWindowAtScreenPoint(const gfx::Point& point) override;
 
   // ui::mojom::DisplayManager:
-  void OnDisplays(mojo::Array<ui::mojom::WsDisplayPtr> ws_displays,
+  void OnDisplays(std::vector<ui::mojom::WsDisplayPtr> ws_displays,
                   int64_t primary_display_id,
                   int64_t internal_display_id) override;
   void OnDisplaysChanged(
-      mojo::Array<ui::mojom::WsDisplayPtr> ws_displays) override;
+      std::vector<ui::mojom::WsDisplayPtr> ws_displays) override;
   void OnDisplayRemoved(int64_t display_id) override;
   void OnPrimaryDisplayChanged(int64_t primary_display_id) override;