[views-mus] Support custom cursors.

ui/aura/mus/window_port_mus.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_AURA_MUS_WINDOW_PORT_MUS_H_
 #define UI_AURA_MUS_WINDOW_PORT_MUS_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 43 matching lines @@
     return client_surface_embedder_.get();
   }
 
   const cc::SurfaceInfo& PrimarySurfaceInfoForTesting() const {
     return primary_surface_info_;
   }
 
   void SetTextInputState(mojo::TextInputStatePtr state);
   void SetImeVisibility(bool visible, mojo::TextInputStatePtr state);
 
-  ui::mojom::CursorType predefined_cursor() const { return predefined_cursor_; }
-  void SetPredefinedCursor(ui::mojom::CursorType cursor_id);
+  const ui::CursorData& cursor() const { return cursor_; }
+  void SetCursor(const ui::CursorData& cursor);
 
   // Sets the EventTargetingPolicy, default is TARGET_AND_DESCENDANTS.
   void SetEventTargetingPolicy(ui::mojom::EventTargetingPolicy policy);
 
   // Sets whether this window can accept drops, defaults to false.
   void SetCanAcceptDrops(bool can_accept_drops);
 
   // Embeds a new client in this Window. See WindowTreeClient::Embed() for
   // details on arguments.
   void Embed(ui::mojom::WindowTreeClientPtr client,
@@ skipping 141 matching lines @@
   void AddChildFromServer(WindowMus* window) override;
   void RemoveChildFromServer(WindowMus* child) override;
   void ReorderFromServer(WindowMus* child,
                          WindowMus* relative,
                          ui::mojom::OrderDirection) override;
   void SetBoundsFromServer(
       const gfx::Rect& bounds,
       const base::Optional<cc::LocalSurfaceId>& local_surface_id) override;
   void SetVisibleFromServer(bool visible) override;
   void SetOpacityFromServer(float opacity) override;
-  void SetPredefinedCursorFromServer(ui::mojom::CursorType cursor) override;
+  void SetCursorFromServer(const ui::CursorData& cursor) override;
   void SetPropertyFromServer(
       const std::string& property_name,
       const std::vector<uint8_t>* property_data) override;
   void SetFrameSinkIdFromServer(const cc::FrameSinkId& frame_sink_id) override;
   const cc::LocalSurfaceId& GetOrAllocateLocalSurfaceId(
       const gfx::Size& surface_size) override;
   void SetPrimarySurfaceInfo(const cc::SurfaceInfo& surface_info) override;
   void SetFallbackSurfaceInfo(const cc::SurfaceInfo& surface_info) override;
   void DestroyFromServer() override;
   void AddTransientChildFromServer(WindowMus* child) override;
@@ skipping 41 matching lines @@
   cc::FrameSinkId frame_sink_id_;
   base::Closure pending_compositor_frame_sink_request_;
 
   cc::SurfaceInfo primary_surface_info_;
   cc::SurfaceInfo fallback_surface_info_;
 
   cc::LocalSurfaceId local_surface_id_;
   cc::LocalSurfaceIdAllocator local_surface_id_allocator_;
   gfx::Size last_surface_size_;
 
-  ui::mojom::CursorType predefined_cursor_ = ui::mojom::CursorType::kNull;
+  ui::CursorData cursor_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowPortMus);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_MUS_WINDOW_PORT_MUS_H_