tree 96f0d081eb9597e272e470829cd474bb5917ec5c
parent bd9391232dab2f0acd4abdfd6129ec509c172eab
author James Zern <jzern@google.com> 1659478451 -0700
committer James Zern <jzern@google.com> 1659478451 -0700

webp-container-spec.txt: make reserved 0 values a MUST

these were intended as an extension point, but in this version of the
spec they're not defined. if they ever were used leaving them as SHOULD
could result in a source of incompatibility.

Change-Id: I1376ab7abe7d955ae335106f2faebc217dac77cd