tree 0179fa4d586cee050697a7072f1fee3b3dec3a16
parent e9db119185dd4f66f8fbc035753b727a8579ea7d
author fayang <fayang@google.com> 1728944281 -0700
committer Copybara-Service <copybara-worker@google.com> 1728944343 -0700

Change HeaderBlock members to be const.

PiperOrigin-RevId: 685851770