[PATCH] Improve wording in ErrorOr docs

[Justin Bogner]

Sure, I made it describe only the true condition in r221295.

David Blaikie <dblaikie at gmail.com> writes:
> Sounds alright. I'm, personally, more terse and would just describe one side
> of that (& probably the positive side "true if there is a (usable?) value" -
> ensuring the docs clarify somewhere that either there is a value or an error -
> though the name seems self explanatory in that regard)
>
> - David
>
> On Tue, Nov 4, 2014 at 12:40 PM, Justin Bogner <mail at justinbogner.com> wrote:
>
>     The wording here is a bit ambiguous. I think this makes it a little
>     clearer, WDYT?