exo: Fix multi-display hardware cursor

components/exo/wm_helper_mus.cc

 // 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.
 
 #include "components/exo/wm_helper_mus.h"
 
 #include "ui/aura/client/focus_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window.h"
 #include "ui/display/manager/managed_display_info.h"
@@ skipping 18 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // WMHelperMus, private:
 
 const display::ManagedDisplayInfo WMHelperMus::GetDisplayInfo(
     int64_t display_id) const {
   // TODO(penghuang): Return real display info when it is supported in mus.
   return display::ManagedDisplayInfo(display_id, "", false);
 }
 
-aura::Window* WMHelperMus::GetContainer(int container_id) {
+aura::Window* WMHelperMus::GetContainer(int64_t display_id, int container_id) {
   NOTIMPLEMENTED();
   return nullptr;
 }
 
 aura::Window* WMHelperMus::GetActiveWindow() const {
   return active_window_;
 }
 
 aura::Window* WMHelperMus::GetFocusedWindow() const {
   return focused_window_;
@@ skipping 31 matching lines @@
 
 bool WMHelperMus::IsSpokenFeedbackEnabled() const {
   NOTIMPLEMENTED();
   return false;
 }
 
 void WMHelperMus::PlayEarcon(int sound_key) const {
   NOTIMPLEMENTED();
 }
 
+void WMHelperMus::SetCursor(gfx::NativeCursor cursor) {
+  NOTIMPLEMENTED();
+}
+
 void WMHelperMus::OnWindowInitialized(aura::Window* window) {}
 
 void WMHelperMus::OnActiveFocusClientChanged(
     aura::client::FocusClient* focus_client,
     aura::Window* window) {
   SetActiveFocusClient(focus_client, window);
 }
 
 void WMHelperMus::OnWindowFocused(aura::Window* gained_focus,
                                   aura::Window* lost_focus) {
@@ skipping 42 matching lines @@
   NotifyWindowFocused(focused_window_, lost_focus);
 }
 
 aura::client::ActivationClient* WMHelperMus::GetActivationClient() {
   return root_with_active_focus_client_
              ? aura::client::GetActivationClient(root_with_active_focus_client_)
              : nullptr;
 }
 
 }  // namespace exo