Added affiliation IDs for the new affiliation determination.

chrome/browser/chromeos/login/users/chrome_user_manager_impl.h

Index: chrome/browser/chromeos/login/users/chrome_user_manager_impl.h
diff --git a/chrome/browser/chromeos/login/users/chrome_user_manager_impl.h b/chrome/browser/chromeos/login/users/chrome_user_manager_impl.h
index d7794917173bb3986d9a97dd90304bf1bd562d52..2037164540b26c471ee1b897977a07f8a854c0f8 100644
--- a/chrome/browser/chromeos/login/users/chrome_user_manager_impl.h
+++ b/chrome/browser/chromeos/login/users/chrome_user_manager_impl.h
@@ -115,6 +115,11 @@ class ChromeUserManagerImpl
   // UserManagerBase implementation:
   bool AreEphemeralUsersEnabled() const override;
 
+  // ChromeUserManager implementation:
+  void SetUserAffiliation(
+      const std::string& user_id,
+      const std::set<std::string>& user_affiliation_ids) override;
+
  protected:
   const std::string& GetApplicationLocale() const override;
   PrefService* GetLocalState() const override;