Rename SessionStateController -> LockStateController

ash/wm/lock_state_observer.h

Index: ash/wm/lock_state_observer.h
diff --git a/ash/wm/session_state_observer.h b/ash/wm/lock_state_observer.h
similarity index 54%
rename from ash/wm/session_state_observer.h
rename to ash/wm/lock_state_observer.h
index 8df4018fb9e544d82b98630ca8c1abe691e4f026..bb5524afe04a1371fd1e7f9461c9074c988c05d7 100644
--- a/ash/wm/session_state_observer.h
+++ b/ash/wm/lock_state_observer.h
@@ -2,16 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_WM_SESSION_STATE_OBSERVER_H_
-#define ASH_WM_SESSION_STATE_OBSERVER_H_
+#ifndef ASH_WM_LOCK_STATE_OBSERVER_H_
+#define ASH_WM_LOCK_STATE_OBSERVER_H_
 
 #include "ash/ash_export.h"
 
 namespace ash {
 
-// Interface for classes that want to be notified by SessionStateController when
+// Interface for classes that want to be notified by LockStateController when
 // session-related events occur.
-class ASH_EXPORT SessionStateObserver {
+class ASH_EXPORT LockStateObserver {
  public:
   enum EventType {
     EVENT_PRELOCK_ANIMATION_STARTED,
@@ -19,10 +19,10 @@ class ASH_EXPORT SessionStateObserver {
     EVENT_LOCK_ANIMATION_FINISHED,
   };
 
-  virtual void OnSessionStateEvent(EventType event) = 0;
-  virtual ~SessionStateObserver() {};
+  virtual void OnLockStateEvent(EventType event) = 0;
+  virtual ~LockStateObserver() {}
 };
 
 }  // namespace ash
 
-#endif  // ASH_WM_SESSION_STATE_CONTROLLER_H_
+#endif  // ASH_WM_LOCK_STATE_OBSERVER_H_