DEBUG was useful for developing and turning on the code, but it's too
verbose to be used with the Android Q release.

Bug: angleproject:2794
Change-Id: I092567c25414cbba7f36ab94e191b1dcfe39fbcb
Reviewed-on: https://chromium-review.googlesource.com/c/1260102
Commit-Queue: Ian Elliott <ianelliott@google.com>
Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com>