tree 3100ff1f7395db19bdb1a2d2c5126e6559c4ff83
parent 2f25f2cf5fe7758ce61849c183c5ec4e6f1a8ac2
author Julie Qiu <julie@golang.org> 1578429018 -0500
committer Julie Qiu <julie@golang.org> 1585342010 -0400

internal/middleware: add experiment query param

An experiment query param is added, so that it is possible to use
features that are not fully rolled out.

Fixes b/147293370
Updates b/146052411

Change-Id: I21167faf10294332aedceb060384da088a99d72c
Reviewed-on: https://team-review.git.corp.google.com/c/golang/discovery/+/632086
CI-Result: Cloud Build <devtools-proctor-result-processor@system.gserviceaccount.com>
Reviewed-by: Robert Findley <rfindley@google.com>