Add WindowPinType property on arua::Window

components/exo/shell_surface.h

Index: components/exo/shell_surface.h
diff --git a/components/exo/shell_surface.h b/components/exo/shell_surface.h
index 6cdeae4e6cae093cde514dbf0f39e741257d1935..fce5e8da63d969b69444fab0d4d855a50f0265ab 100644
--- a/components/exo/shell_surface.h
+++ b/components/exo/shell_surface.h
@@ -11,6 +11,7 @@
 #include <string>
 
 #include "ash/common/wm/window_state_observer.h"
+#include "ash/public/interfaces/window_pin_type.mojom.h"
 #include "base/macros.h"
 #include "base/strings/string16.h"
 #include "components/exo/surface_delegate.h"
@@ -129,8 +130,8 @@ class ShellSurface : public SurfaceDelegate,
   // Set fullscreen state for shell surface.
   void SetFullscreen(bool fullscreen);
 
-  // Pins the shell surface. |trusted| flag is ignored when |pinned| is false.
-  void SetPinned(bool pinned, bool trusted);
+  // Pins the shell surface.
+  void SetPinned(ash::mojom::WindowPinType type);
 
   // Sets whether or not the shell surface should autohide the system UI.
   void SetSystemUiVisibility(bool autohide);