This reverts commit 947f2ee8.

Reason for revert: unnecessarily sets the title for the first upload,
which isn't done for Rietveld.

Original change's description:
> Generate patchset name from commit subject
> 
> BUG=672332
> 
> Change-Id: If9c662f11b217a52cac7c9c47ad9f3d978148c2e
> Reviewed-on: https://chromium-review.googlesource.com/419330
> Commit-Queue: Aaron Gable <agable@chromium.org>
> Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>
> 

TBR=agable@chromium.org,tandrii@chromium.org,chromium-reviews@chromium.org
BUG=672332
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: I9dcec1b02c8f16ceca8338acef4a1fc174aef35c
Reviewed-on: https://chromium-review.googlesource.com/419517
Commit-Queue: Andrii Shyshkalov <tandrii@chromium.org>
Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>