Modify ContentProfileFileName enum

According to protobuf best practices, some enum names are changed.

Bug: 312269095
Bug: 294797589
Bug: 317002318
Test: m -j;
Ignore-AOSP-First: The enum is defined in internal, so need to fix
    internal first. Then these CLs will be cherrypicked into AOSP.
Change-Id: If488b9f5ae1f027a0a0879477c611f2161dd21ae