ash: Add SessionController/Client mojo interfaces

ash/common/wm_shell.h

Index: ash/common/wm_shell.h
diff --git a/ash/common/wm_shell.h b/ash/common/wm_shell.h
index b7adf68b69edb12a1230eb3f5a131ec648ae1cdd..7aa7306f692a5e523e9cf7f913a591e40ed9099c 100644
--- a/ash/common/wm_shell.h
+++ b/ash/common/wm_shell.h
@@ -55,6 +55,7 @@ class MaximizeModeController;
 class MruWindowTracker;
 class PaletteDelegate;
 class ScopedDisableInternalMouseAndKeyboard;
+class SessionController;
 class SessionStateDelegate;
 class ShelfController;
 class ShelfDelegate;
@@ -191,6 +192,8 @@ class ASH_EXPORT WmShell {
     return window_selector_controller_.get();
   }
 
+  SessionController* session_controller() { return session_controller_.get(); }
+
   // Returns true when ash is running as a service_manager::Service.
   virtual bool IsRunningInMash() const = 0;
 
@@ -503,6 +506,7 @@ class ASH_EXPORT WmShell {
   std::unique_ptr<WindowCycleController> window_cycle_controller_;
   std::unique_ptr<WindowSelectorController> window_selector_controller_;
   std::unique_ptr<ui::devtools::UiDevToolsServer> devtools_server_;
+  std::unique_ptr<SessionController> session_controller_;

[James Cook, 2016/12/01 23:01:43]

super nit: alphabetize, unless construction order matters (accessor function
too)

[xiyuan, 2016/12/06 00:46:34]

Done.

 
   base::ObserverList<LockStateObserver> lock_state_observers_;