Revert "Handling of multiple concurrent requests from different clients in OAuth2TokenService"

chrome/browser/sync/test_profile_sync_service.cc

Index: chrome/browser/sync/test_profile_sync_service.cc
diff --git a/chrome/browser/sync/test_profile_sync_service.cc b/chrome/browser/sync/test_profile_sync_service.cc
index 91d39418bd45eed2856b8bd468bdb31c6b266b0c..bb544169328e023931ff5ae8e20a1ca9187bfb94 100644
--- a/chrome/browser/sync/test_profile_sync_service.cc
+++ b/chrome/browser/sync/test_profile_sync_service.cc
@@ -319,11 +319,8 @@ scoped_ptr<OAuth2TokenService::Request> FakeOAuth2TokenService::StartRequest(
     OAuth2TokenService::Consumer* consumer) {
   // Ensure token in question is cached and never expires. Request will succeed
   // without network IO.
-  RegisterCacheEntry("test_client_id",
-                     GetRefreshToken(),
-                     scopes,
-                     "access_token",
-                     base::Time::Max());
+  RegisterCacheEntry(GetRefreshToken(), scopes, "access_token",
+      base::Time::Max());
   return ProfileOAuth2TokenService::StartRequest(scopes, consumer);
 }