mus: Let clients set the cursor of their window.

components/mus/public/cpp/lib/window_tree_client_impl.h

 // Copyright 2014 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 COMPONENTS_MUS_PUBLIC_CPP_LIB_WINDOW_TREE_CLIENT_IMPL_H_
 #define COMPONENTS_MUS_PUBLIC_CPP_LIB_WINDOW_TREE_CLIENT_IMPL_H_
 
 #include <map>
 
 #include "components/mus/common/types.h"
@@ skipping 49 matching lines @@
 
   // Returns true if the specified window was created by this connection.
   bool OwnsWindow(Id id) const;
 
   void SetBounds(Window* window,
                  const gfx::Rect& old_bounds,
                  const gfx::Rect& bounds);
   void SetClientArea(Id window_id, const gfx::Insets& client_area);
   void SetFocus(Id window_id);
   void SetCanFocus(Id window_id, bool can_focus);
+  void SetStandardCursor(Id window_id, mus::mojom::Cursor cursor_id);
   void SetVisible(Id window_id, bool visible);
   void SetProperty(Window* window,
                    const std::string& name,
                    mojo::Array<uint8_t> data);
   void SetWindowTextInputState(Id window_id, mojo::TextInputStatePtr state);
   void SetImeVisibility(Id window_id,
                         bool visible,
                         mojo::TextInputStatePtr state);
 
   void Embed(Id window_id,
@@ skipping 87 matching lines @@
   void OnWindowDeleted(Id window_id) override;
   void OnWindowVisibilityChanged(Id window_id, bool visible) override;
   void OnWindowDrawnStateChanged(Id window_id, bool drawn) override;
   void OnWindowSharedPropertyChanged(Id window_id,
                                      const mojo::String& name,
                                      mojo::Array<uint8_t> new_data) override;
   void OnWindowInputEvent(uint32_t event_id,
                           Id window_id,
                           mojom::EventPtr event) override;
   void OnWindowFocused(Id focused_window_id) override;
+  void OnWindowCursorChanged(Id window_id, mojom::Cursor cursor) override;
   void OnChangeCompleted(uint32_t change_id, bool success) override;
   void WmSetBounds(uint32_t change_id,
                    Id window_id,
                    mojo::RectPtr transit_bounds) override;
   void WmSetProperty(uint32_t change_id,
                      Id window_id,
                      const mojo::String& name,
                      mojo::Array<uint8_t> transit_data) override;
 
   void OnActionCompleted(bool success);
@@ skipping 32 matching lines @@
   bool is_embed_root_;
 
   bool in_destructor_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(WindowTreeClientImpl);
 };
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_PUBLIC_CPP_LIB_WINDOW_TREE_CLIENT_IMPL_H_