Remove references to Profile from browser_context_keyed_service.

chrome/browser/signin/about_signin_internals.h

Index: chrome/browser/signin/about_signin_internals.h
diff --git a/chrome/browser/signin/about_signin_internals.h b/chrome/browser/signin/about_signin_internals.h
index 971ffb60c47d9b79a3aa373ddee4ad7d50604330..4dfa1d8ee1504ce9bfb12274070f673a56f34987 100644
--- a/chrome/browser/signin/about_signin_internals.h
+++ b/chrome/browser/signin/about_signin_internals.h
@@ -22,7 +22,7 @@ class Profile;
 // This class collects authentication, signin and token information
 // to propagate to about:signin-internals via SigninInternalsUI.
 class AboutSigninInternals
-    : public ProfileKeyedService,
+    : public BrowserContextKeyedService,
       public signin_internals_util::SigninDiagnosticsObserver {
  public:
   class Observer {
@@ -63,7 +63,7 @@ class AboutSigninInternals
 
   void Initialize(Profile* profile);
 
-  // ProfileKeyedService implementation.
+  // BrowserContextKeyedService implementation.
   virtual void Shutdown() OVERRIDE;
 
   // Returns a dictionary of values in signin_status_ for use in