Track when profiles are last used.

chrome/browser/profiles/profile_info_cache.h

 // Copyright (c) 2012 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_PROFILES_PROFILE_INFO_CACHE_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 39 matching lines @@
   // ProfileInfoInterface:
   virtual size_t GetNumberOfProfiles() const OVERRIDE;
   // Don't cache this value and reuse, because resorting the menu could cause
   // the item being referred to to change out from under you.
   virtual size_t GetIndexOfProfileWithPath(
       const base::FilePath& profile_path) const OVERRIDE;
   virtual base::string16 GetNameOfProfileAtIndex(size_t index) const OVERRIDE;
   virtual base::string16 GetShortcutNameOfProfileAtIndex(size_t index)
       const OVERRIDE;
   virtual base::FilePath GetPathOfProfileAtIndex(size_t index) const OVERRIDE;
+  virtual base::Time GetProfileActive(size_t index) const OVERRIDE;

[noms (inactive), 2014/01/13 16:39:44]

I think the function should end in "AtIndex", to be consistent. Maybe
GetLastActiveTimeOfProfileAtIndex? Then the preference key should probably also
be called last_active_time.

[bcwhite, 2014/01/13 17:05:48]

Done.

   virtual base::string16 GetUserNameOfProfileAtIndex(
       size_t index) const OVERRIDE;
   virtual const gfx::Image& GetAvatarIconOfProfileAtIndex(
       size_t index) const OVERRIDE;
   virtual std::string GetLocalAuthCredentialsOfProfileAtIndex(
       size_t index) const OVERRIDE;
   // Note that a return value of false could mean an error in collection or
   // that there are currently no background apps running. However, the action
   // which results is the same in both cases (thus far).
   virtual bool GetBackgroundStatusOfProfileAtIndex(
@@ skipping 11 matching lines @@
   virtual bool IsUsingGAIAPictureOfProfileAtIndex(
       size_t index) const OVERRIDE;
   virtual bool ProfileIsManagedAtIndex(size_t index) const OVERRIDE;
   virtual bool ProfileIsSigninRequiredAtIndex(size_t index) const OVERRIDE;
   virtual std::string GetManagedUserIdOfProfileAtIndex(size_t index) const
       OVERRIDE;
   virtual bool ProfileIsEphemeralAtIndex(size_t index) const OVERRIDE;
 
   size_t GetAvatarIconIndexOfProfileAtIndex(size_t index) const;
 
+  void SetProfileActive(size_t index);

[noms (inactive), 2014/01/13 16:39:44]

Same comment as above

[bcwhite, 2014/01/13 17:05:48]

Done.

   void SetNameOfProfileAtIndex(size_t index, const base::string16& name);
   void SetShortcutNameOfProfileAtIndex(size_t index,
                                        const base::string16& name);
   void SetUserNameOfProfileAtIndex(size_t index,
                                    const base::string16& user_name);
   void SetAvatarIconOfProfileAtIndex(size_t index, size_t icon_index);
   void SetManagedUserIdOfProfileAtIndex(size_t index, const std::string& id);
   void SetLocalAuthCredentialsOfProfileAtIndex(size_t index,
                                                const std::string& auth);
   void SetBackgroundStatusOfProfileAtIndex(size_t index,
@@ skipping 90 matching lines @@
   // to be mutable.
   mutable std::map<std::string, gfx::Image*> gaia_pictures_;
   // Marks a gaia profile picture as loading. This prevents a picture from
   // loading multiple times.
   mutable std::map<std::string, bool> gaia_pictures_loading_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileInfoCache);
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_H_