[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/signin/profile_oauth2_token_service_factory.cc

Index: chrome/browser/signin/profile_oauth2_token_service_factory.cc
diff --git a/chrome/browser/signin/profile_oauth2_token_service_factory.cc b/chrome/browser/signin/profile_oauth2_token_service_factory.cc
index f9fb6478b58b947fbb2f5f60961e0ba8d6b1e066..8f1723ce6673487be7cde0f977c42f7ee3c3db71 100644
--- a/chrome/browser/signin/profile_oauth2_token_service_factory.cc
+++ b/chrome/browser/signin/profile_oauth2_token_service_factory.cc
@@ -38,7 +38,8 @@ ProfileOAuth2TokenServiceFactory*
 }
 
 ProfileKeyedService* ProfileOAuth2TokenServiceFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
+    content::BrowserContext* context) const {
+  Profile* profile = static_cast<Profile*>(context);
   ProfileOAuth2TokenService* service;
 #if defined(OS_ANDROID)
   service = new AndroidProfileOAuth2TokenService(profile->GetRequestContext());