Modify ContentProfileFileName enum

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

Bug: 312269095
Bug: 294797589
Bug: 317002318
Test: m -j;
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:8c86c62beb657ddf6433c2d22478c050d6565fbb)
Merged-In: If488b9f5ae1f027a0a0879477c611f2161dd21ae
Change-Id: If488b9f5ae1f027a0a0879477c611f2161dd21ae