Remove references to Profile from browser_context_keyed_service.

chrome/browser/signin/signin_manager_base.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.
 //
 // The signin manager encapsulates some functionality tracking
 // which user is signed in.
 //
 // **NOTE** on semantics of SigninManager:
 //
 // Once a signin is successful, the username becomes "established" and will not
@@ skipping 42 matching lines @@
   std::string password;
 };
 
 // Details for the Notification type NOTIFICATION_GOOGLE_SIGNED_OUT.
 struct GoogleServiceSignoutDetails {
   explicit GoogleServiceSignoutDetails(const std::string& in_username)
       : username(in_username) {}
   std::string username;
 };
 
-class SigninManagerBase : public ProfileKeyedService {
+class SigninManagerBase : public BrowserContextKeyedService {
  public:
   SigninManagerBase();
   virtual ~SigninManagerBase();
 
   // If user was signed in, load tokens from DB if available.
   virtual void Initialize(Profile* profile, PrefService* local_state);
   bool IsInitialized() const;
 
   // Returns true if a signin to Chrome is allowed (by policy or pref).
   // TODO(tim): kSigninAllowed is defined for all platforms in pref_names.h.
@@ skipping 18 matching lines @@
   virtual bool AuthInProgress() const;
 
   SigninGlobalError* signin_global_error() {
     return signin_global_error_.get();
   }
 
   const SigninGlobalError* signin_global_error() const {
     return signin_global_error_.get();
   }
 
-  // ProfileKeyedService implementation.
+  // BrowserContextKeyedService implementation.
   virtual void Shutdown() OVERRIDE;
 
     // Methods to register or remove SigninDiagnosticObservers
   void AddSigninDiagnosticsObserver(
       signin_internals_util::SigninDiagnosticsObserver* observer);
   void RemoveSigninDiagnosticsObserver(
       signin_internals_util::SigninDiagnosticsObserver* observer);
 
  protected:
   // Lets different platforms initialize TokenService in their own way.
@@ skipping 31 matching lines @@
   // The list of SigninDiagnosticObservers.
   ObserverList<signin_internals_util::SigninDiagnosticsObserver, true>
       signin_diagnostics_observers_;
 
   base::WeakPtrFactory<SigninManagerBase> weak_pointer_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninManagerBase);
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_SIGNIN_MANAGER_BASE_H_