mus: Let clients set the cursor of their window.

components/mus/public/cpp/tests/test_window_tree.cc

 // Copyright 2015 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.
 
 #include "components/mus/public/cpp/tests/test_window_tree.h"
 
 namespace mus {
 
 TestWindowTree::TestWindowTree() : got_change_(false), change_id_(0) {}
 
@@ skipping 73 matching lines @@
 
 void TestWindowTree::Embed(uint32_t window_id,
                            mojom::WindowTreeClientPtr client,
                            uint32_t policy_bitmask,
                            const EmbedCallback& callback) {}
 
 void TestWindowTree::SetFocus(uint32_t window_id) {}
 
 void TestWindowTree::SetCanFocus(uint32_t window_id, bool can_focus) {}
 
+void TestWindowTree::SetPredefinedCursor(uint32_t change_id,
+                                         uint32_t window_id,
+                                         mus::mojom::Cursor cursor_id) {}
+
 void TestWindowTree::SetWindowTextInputState(uint32_t window_id,
                                              mojo::TextInputStatePtr state) {}
 
 void TestWindowTree::SetImeVisibility(uint32_t window_id,
                                       bool visible,
                                       mojo::TextInputStatePtr state) {}
 
 void TestWindowTree::OnWindowInputEventAck(uint32_t event_id) {}
 void TestWindowTree::WmResponse(uint32_t change_id, bool response) {}
 
 }  // namespace mus