Expanding signin histogram coverage.

chrome/browser/ui/sync/one_click_signin_helper.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_UI_SYNC_ONE_CLICK_SIGNIN_HELPER_H_
 #define CHROME_BROWSER_UI_SYNC_ONE_CLICK_SIGNIN_HELPER_H_
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
@@ skipping 177 matching lines @@
       content::RenderViewHost* render_view_host) OVERRIDE;
 
   // SigninTracker::Observer override.
   virtual void GaiaCredentialsValid() OVERRIDE;
   virtual void SigninFailed(const GoogleServiceAuthError& error) OVERRIDE;
   virtual void SigninSuccess() OVERRIDE;
 
   // ProfileSyncServiceObserver.
   virtual void OnStateChanged() OVERRIDE;
 
+  // Tracks if we are in the process of showing the signin or one click
+  // interstitial page. It's set to true the first time we load one of those
+  // pages and set to false when transient state is cleaned.
+  bool showing_signin_;
+
   // Information about the account that has just logged in.
   std::string session_index_;
   std::string email_;
   std::string password_;
   AutoAccept auto_accept_;
   SyncPromoUI::Source source_;
+  bool switched_to_advanced_;
+  // When switching to advanced settings, we want to track the original source.
+  SyncPromoUI::Source original_source_;
   GURL continue_url_;
   // Redirect URL after sync setup is complete.
   GURL redirect_url_;
   std::string error_message_;
   scoped_ptr<SigninTracker> signin_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(OneClickSigninHelper);
 };
 
 #endif  // CHROME_BROWSER_UI_SYNC_ONE_CLICK_SIGNIN_HELPER_H_