Joshua Haberman 96307d28f6 Sync from Piper @364389596 4 lat temu
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csharp 95e6c5b474 Sync from Piper @327110949 5 lat temu
field_presence.md 95e6c5b474 Sync from Piper @327110949 5 lat temu
implementing_proto3_presence.md 96307d28f6 Sync from Piper @364389596 4 lat temu
jvm_aot.md c908fdbd0c Some doc on AOT compilation and protobuf (#8294) 5 lat temu
options.md 96307d28f6 Sync from Piper @364389596 4 lat temu
performance.md 02a4c720c3 Update performance.md 6 lat temu
third_party.md 96307d28f6 Sync from Piper @364389596 4 lat temu