Add gaia_id to ProfileInfoCache.

chrome/browser/profiles/profile_info_interface.h

 // Copyright (c) 2011 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_INTERFACE_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_INFO_INTERFACE_H_
 
 #include "base/files/file_path.h"
 #include "base/strings/string16.h"
 
@@ skipping 34 matching lines @@
   // Returns true if the profile at the given index is currently running any
   // background apps.
   virtual bool GetBackgroundStatusOfProfileAtIndex(
       size_t index) const = 0;
 
   virtual base::string16 GetGAIANameOfProfileAtIndex(size_t index) const = 0;
 
   virtual base::string16 GetGAIAGivenNameOfProfileAtIndex(
       size_t index) const = 0;
 
+  virtual std::string GetGAIAIdOfProfileAtIndex(size_t index) const = 0;
+
   virtual const gfx::Image* GetGAIAPictureOfProfileAtIndex(
       size_t index) const = 0;
 
   // Checks if the GAIA picture should be used as the profile's avatar icon.
   virtual bool IsUsingGAIAPictureOfProfileAtIndex(size_t index) const = 0;
 
   // Returns whether the profile is supervised (either a legacy supervised
   // user or a child account; see SupervisedUserService).
   virtual bool ProfileIsSupervisedAtIndex(size_t index) const = 0;
   // Returns whether the profile is associated with a child account.
@@ skipping 15 matching lines @@
   virtual bool ProfileIsEphemeralAtIndex(size_t index) const = 0;
 
   // Returns true if the profile is using the name it was assigned by default
   // at creation (either the old-style "Lemonade" name, or the new "Profile %d"
   // style name).
   virtual bool ProfileIsUsingDefaultNameAtIndex(size_t index) const = 0;
 
   // Returns true if the user has never manually selected a profile avatar.
   virtual bool ProfileIsUsingDefaultAvatarAtIndex(size_t index) const = 0;
 
+  // Returns true if the given profile is connected to an account.
+  virtual bool ProfileIsAuthenticatedAtIndex(size_t index) const = 0;
+
  protected:
   virtual ~ProfileInfoInterface() {}
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_INFO_INTERFACE_H_