mash: Move //ash/session to //ash/common/session

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 86d27bfadb291c5b272e309d907c577ab4b72e77..d111540cf7da655c1051edc4375f327ee5cfff7b 100644
--- a/ash/common/wm_shell.h
+++ b/ash/common/wm_shell.h
@@ -18,6 +18,7 @@ class Rect;
 
 namespace ash {
 
+class SessionStateDelegate;
 class WindowResizer;
 class WmActivationObserver;
 class WmDisplayObserver;
@@ -69,9 +70,6 @@ class ASH_EXPORT WmShell {
   // the window size.
   virtual bool IsForceMaximizeOnFirstRun() = 0;
 
-  virtual bool IsUserSessionBlocked() = 0;
-  virtual bool IsScreenLocked() = 0;
-
   // Returns true if |window| can be shown for the current user. This is
   // intended to check if the current user matches the user associated with
   // |window|.
@@ -97,6 +95,8 @@ class ASH_EXPORT WmShell {
   virtual bool IsOverviewModeSelecting() = 0;
   virtual bool IsOverviewModeRestoringMinimizedWindows() = 0;
 
+  virtual SessionStateDelegate* GetSessionStateDelegate() = 0;
+
   virtual void AddActivationObserver(WmActivationObserver* observer) = 0;
   virtual void RemoveActivationObserver(WmActivationObserver* observer) = 0;