services/ui: Remove unused connector argument

ui/views/mus/surface_binding.h

Index: ui/views/mus/surface_binding.h
diff --git a/ui/views/mus/surface_binding.h b/ui/views/mus/surface_binding.h
index 8c5b4875a42cbe348f25d2d79d71bbe277b7d07f..08340dfcbc362f88434028d49d4dea9ba3930122 100644
--- a/ui/views/mus/surface_binding.h
+++ b/ui/views/mus/surface_binding.h
@@ -20,10 +20,6 @@ namespace ui {
 class Window;
 }
 
-namespace shell {
-class Connector;
-}
-
 namespace views {
 
 // SurfaceBinding is responsible for managing the connections necessary to
@@ -33,9 +29,7 @@ namespace views {
 // connection.
 class VIEWS_MUS_EXPORT SurfaceBinding {
  public:
-  SurfaceBinding(shell::Connector* connector,
-                 ui::Window* window,
-                 ui::mojom::SurfaceType surface_type);
+  SurfaceBinding(ui::Window* window, ui::mojom::SurfaceType surface_type);
   ~SurfaceBinding();
 
   // Creates an OutputSurface that renders to the Window supplied to the