Extract kArcEnabled preference from ArcSessionManager part 1.

chrome/browser/chromeos/arc/arc_session_manager.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_CHROMEOS_ARC_ARC_SESSION_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_ARC_ARC_SESSION_MANAGER_H_
 
 #include <memory>
 #include <ostream>
 #include <string>
@@ skipping 134 matching lines @@
   void RemoveSessionObserver(ArcSessionObserver* observer);
 
   // Returns true if ARC instance is running/stopped, respectively.
   // See ArcSessionRunner::IsRunning()/IsStopped() for details.
   bool IsSessionRunning() const;
   bool IsSessionStopped() const;
 
   // Called from ARC support platform app when user cancels signing.
   void CancelAuthCode();
 
-  // TODO(hidehiko): Better to rename longer but descriptive one, e.g.
-  // IsArcEnabledPreferenceManaged.
-  // TODO(hidehiko): Look at the real usage, and write document.
-  bool IsArcManaged() const;
-
-  // Returns the preference value of "arc.enabled", which means whether the
-  // user has opted in (or is opting in now) to use Google Play Store on ARC.
-  bool IsArcPlayStoreEnabled() const;
-
-  // Enables/disables Google Play Store on ARC. Currently, it is tied to
-  // ARC enabled state, too, so this also should trigger to enable/disable
-  // whole ARC system.
-  // TODO(hidehiko): De-couple the concept to enable ARC system and opt-in
-  // to use Google Play Store. Note that there is a plan to use ARC without
-  // Google Play Store, then ARC can run without opt-in.
-  void SetArcPlayStoreEnabled(bool enable);
-
   // Requests to enable ARC session. This starts ARC instance, or maybe starts
   // Terms Of Service negotiation if they haven't been accepted yet.
   // If it is already requested to enable, no-op.
   // Currently, enabled/disabled is tied to whether Google Play Store is
-  // enabled or disabled. Please see also TODO of SetArcPlayStoreEnabled().
+  // enabled or disabled. Please see also TODO of
+  // SetArcPlayStoreEnabledForProfile().
   void RequestEnable();
 
   // Requests to disable ARC session. This stops ARC instance, or quits Terms
   // Of Service negotiation if it is the middle of the process (e.g. closing
   // UI for manual negotiation if it is shown).
   // If it is already requested to disable, no-op.
   void RequestDisable();
 
   // Called from the Chrome OS metrics provider to record Arc.State
   // periodically.
@@ skipping 121 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(ArcSessionManager);
 };
 
 // Outputs the stringified |state| to |os|. This is only for logging purposes.
 std::ostream& operator<<(std::ostream& os,
                          const ArcSessionManager::State& state);
 
 }  // namespace arc
 
 #endif  // CHROME_BROWSER_CHROMEOS_ARC_ARC_SESSION_MANAGER_H_