Taking this...

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/93de5377c40c8f63698b7501e4672600f885d447

commit 93de5377c40c8f63698b7501e4672600f885d447
Author: Sergio Villar Senin <svillar@igalia.com>
Date: Wed Sep 05 10:01:04 2018

[android] Migrate webapk_installer.cc using SimpleURLLoader

It's currently using URLFetcher. It should use SimpleURLLoader
instead to make it eventually work with the network service.

Bug:  872879 
Change-Id: I5ea01677b973991f33eb077e029c7b4d3fd1e7d4
Reviewed-on: https://chromium-review.googlesource.com/1202210
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Reviewed-by: Matt Menke <mmenke@chromium.org>
Commit-Queue: Sergio Villar <svillar@igalia.com>
Cr-Commit-Position: refs/heads/master@{#588811}
[modify] https://crrev.com/93de5377c40c8f63698b7501e4672600f885d447/chrome/browser/android/webapk/webapk_installer.cc
[modify] https://crrev.com/93de5377c40c8f63698b7501e4672600f885d447/chrome/browser/android/webapk/webapk_installer.h

Closing then