Remove support for special "sign in process" state.

components/signin/core/browser/signin_client.h

 // Copyright 2014 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 COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_CLIENT_H_
 #define COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_CLIENT_H_
 
 #include "base/callback.h"
 #include "base/callback_list.h"
 #include "base/time/time.h"
@@ skipping 76 matching lines @@
   // Called after Google signin has succeeded.
   virtual void OnSignedIn(const std::string& account_id,
                           const std::string& username,
                           const std::string& password) {}
 
   // Called after Google signin has succeeded and GetUserInfo has returned.
   virtual void PostSignedIn(const std::string& account_id,
                             const std::string& username,
                             const std::string& password) {}
 
-  virtual void SetSigninProcess(int host_id) = 0;
-  virtual void ClearSigninProcess() = 0;
-  virtual bool IsSigninProcess(int host_id) const = 0;
-  virtual bool HasSigninProcess() const = 0;
-
   virtual bool IsFirstRun() const = 0;
   virtual base::Time GetInstallDate() = 0;
 
   // Returns true if GAIA cookies are allowed in the content area.
   virtual bool AreSigninCookiesAllowed() = 0;
 
   // Adds an observer to listen for changes to the state of sign in cookie
   // settings.
   virtual void AddContentSettingsObserver(
       content_settings::Observer* observer) = 0;
   virtual void RemoveContentSettingsObserver(
       content_settings::Observer* observer) = 0;
 
 #if defined(OS_IOS)
   // TODO(msarda): http://crbug.com/358544 Remove this iOS specific code from
   // the core SigninClient.
   virtual ios::ProfileOAuth2TokenServiceIOSProvider* GetIOSProvider() = 0;
 #endif
 };
 
 #endif  // COMPONENTS_SIGNIN_CORE_BROWSER_SIGNIN_CLIENT_H_