Implement a MoveCursorToScreenLocation for just the window manager.

ui/aura/mus/window_tree_client.cc

 // 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.
 
 #include "ui/aura/mus/window_tree_client.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 1952 matching lines @@
   tree_->PerformWindowMove(current_move_loop_change_, window_mus->server_id(),
                            source, cursor_location);
 }
 
 void WindowTreeClient::OnWindowTreeHostCancelWindowMove(
     WindowTreeHostMus* window_tree_host) {
   tree_->CancelWindowMove(
       WindowMus::Get(window_tree_host->window())->server_id());
 }
 
+void WindowTreeClient::OnWindowTreeHostMoveCursorToScreenLocationInPixels(
+    const gfx::Point& location_in_pixels) {
+  DCHECK(window_manager_client_);
+  if (window_manager_client_) {
+    window_manager_client_->WmMoveCursorToScreenLocationInPixels(
+        location_in_pixels);
+  }
+}
+
 std::unique_ptr<WindowPortMus> WindowTreeClient::CreateWindowPortForTopLevel(
     const std::map<std::string, std::vector<uint8_t>>* properties) {
   std::unique_ptr<WindowPortMus> window_port =
       base::MakeUnique<WindowPortMus>(this, WindowMusType::TOP_LEVEL);
   roots_.insert(window_port.get());
 
   window_port->set_server_id(MakeTransportId(client_id_, next_window_id_++));
   RegisterWindowMus(window_port.get());
 
   std::unordered_map<std::string, std::vector<uint8_t>> transport_properties;
@@ skipping 127 matching lines @@
 }
 
 void WindowTreeClient::OnCompositingLockStateChanged(
     ui::Compositor* compositor) {}
 
 void WindowTreeClient::OnCompositingShuttingDown(ui::Compositor* compositor) {
   compositor->RemoveObserver(this);
 }
 
 }  // namespace aura