Replace PO2TS::GetPrimaryAccountId() with SMB::GetAuthenticatedAccountId.

chrome/browser/sync_file_system/drive_backend_v1/api_util.h

Index: chrome/browser/sync_file_system/drive_backend_v1/api_util.h
diff --git a/chrome/browser/sync_file_system/drive_backend_v1/api_util.h b/chrome/browser/sync_file_system/drive_backend_v1/api_util.h
index 474b4ea92e3183b8fa5b516ee7d184ba46d6823a..42180ed17f171dde37652c425cff902c6d17b38b 100644
--- a/chrome/browser/sync_file_system/drive_backend_v1/api_util.h
+++ b/chrome/browser/sync_file_system/drive_backend_v1/api_util.h
@@ -18,6 +18,7 @@
 class GURL;
 class Profile;
 class ProfileOAuth2TokenService;
+class SigninManagerBase;
 
 namespace drive { class DriveUploaderInterface; }
 
@@ -242,6 +243,7 @@ class APIUtil : public APIUtilInterface,
   scoped_ptr<drive::DriveUploaderInterface> drive_uploader_;
 
   ProfileOAuth2TokenService* oauth_service_;
+  SigninManagerBase* signin_manager_;
 
   UploadCallbackMap upload_callback_map_;
   UploadKey upload_next_key_;