[CrOS multi-profiles] Restore user sessions after crash

chrome/browser/chromeos/login/user_manager.h

Index: chrome/browser/chromeos/login/user_manager.h
diff --git a/chrome/browser/chromeos/login/user_manager.h b/chrome/browser/chromeos/login/user_manager.h
index 69ff83b969b2347206ad5482e6762b5ea58966e2..a7a1a02181e59871e2b97b638964242c7447d010 100644
--- a/chrome/browser/chromeos/login/user_manager.h
+++ b/chrome/browser/chromeos/login/user_manager.h
@@ -53,6 +53,9 @@ class UserManager {
     // on user_id hash would be accessing up-to-date value.
     virtual void ActiveUserHashChanged(const std::string& hash) = 0;
 
+    // Called when UserManager finishes restoring user sessions after crash.
+    virtual void PendingUserSessionsRestoreFinished() = 0;
+
    protected:
     virtual ~UserSessionStateObserver();
   };
@@ -258,6 +261,10 @@ class UserManager {
   // or restart after crash.
   virtual bool IsSessionStarted() const = 0;
 
+  // Returns true iff browser has been restarted after crash and UserManager
+  // finished restoring user sessions.
+  virtual bool UserSessionsRestored() const = 0;
+
   // Returns merge session status.
   virtual MergeSessionState GetMergeSessionState() const = 0;