tree 8e40462b6f88d44658b66b62b2a075ed1ff5584e
parent 586ad809f5f722a1bfe55a8d7529887711fead69
author Ilya Bobyr <ilya.bobyr@gmail.com> 1555610557 +0000
committer CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org> 1555610557 +0000

[fidl][rust] Explain Result decoding optimization

While it is not impossible to understand, I think a comment helps.
I also believe that moving the code responsible for constructing default
value into the corresponding match branch makes the intent a bit easier
to see as well.

Change-Id: I1e6dbe457130aa1971577bfa3412d1952433fc8c