Load credentials on desktop even when there is no authenticated account ID.

components/signin/core/browser/profile_oauth2_token_service.h

Index: components/signin/core/browser/profile_oauth2_token_service.h
diff --git a/components/signin/core/browser/profile_oauth2_token_service.h b/components/signin/core/browser/profile_oauth2_token_service.h
index fadf1417bd1f7b6334c18bdbb471e65c614f8d39..b7beb4eec4a3c54df6dcf10a934e5c6daa0d00da 100644
--- a/components/signin/core/browser/profile_oauth2_token_service.h
+++ b/components/signin/core/browser/profile_oauth2_token_service.h
@@ -42,12 +42,9 @@ class ProfileOAuth2TokenService : public OAuth2TokenService,
   // Loads credentials from a backing persistent store to make them available
   // after service is used between profile restarts.
   //
-  // Only call this method if there is at least one account connected to the
-  // profile, otherwise startup will cause unneeded work on the IO thread. The
-  // primary account is specified with the |primary_account_id| argument. If
-  // empty, no credentials will be loaded. For a regular profile, the primary
-  // account id comes from SigninManager. For a supervised user, the id comes
-  // from SupervisedUserService.
+  // The primary account is specified with the |primary_account_id| argument.
+  // For a regular profile, the primary account id comes from SigninManager.
+  // For a supervised user, the id comes from SupervisedUserService.
   virtual void LoadCredentials(const std::string& primary_account_id);
 
   // Updates a |refresh_token| for an |account_id|. Credentials are persisted,