Steve Langasek wrote:
I have verbal assurance from the Mozilla folks that it is, actually, regardless of what the various copyright statements in the tree currently claim.
I don't know who assured you of that, but it's not true. In my copious spare time, I'm attempting to complete the Mozilla relicensing effort. It's about 99% done, but not 100%, and the remaining 1% includes code that ships in the default build of all our products.
Gerv