exo: Fix multi-display hardware cursor

components/exo/wm_helper_mus.h

Index: components/exo/wm_helper_mus.h
diff --git a/components/exo/wm_helper_mus.h b/components/exo/wm_helper_mus.h
index b2dcd2ec5baeb9c236347ee44406cc72d021b723..2266397a7db2440595748a7843cd457bee9e7b80 100644
--- a/components/exo/wm_helper_mus.h
+++ b/components/exo/wm_helper_mus.h
@@ -31,7 +31,7 @@ class WMHelperMus : public WMHelper,
   // Overridden from WMHelper:
   const display::ManagedDisplayInfo GetDisplayInfo(
       int64_t display_id) const override;
-  aura::Window* GetContainer(int container_id) override;
+  aura::Window* GetContainer(int64_t display_id, int container_id) override;
   aura::Window* GetActiveWindow() const override;
   aura::Window* GetFocusedWindow() const override;
   ui::CursorSetType GetCursorSet() const override;
@@ -43,6 +43,7 @@ class WMHelperMus : public WMHelper,
   bool IsMaximizeModeWindowManagerEnabled() const override;
   bool IsSpokenFeedbackEnabled() const override;
   void PlayEarcon(int sound_key) const override;
+  void SetCursor(gfx::NativeCursor cursor) override;
 
   // Overridden from aura::EnvObserver:
   void OnWindowInitialized(aura::Window* window) override;