Revert of Upstream Chrome on iOS source code [11/11]. (patchset #1 id:1 of https://codereview.chromium.org/2589843002/ )

Reason for revert:
Fail compilation on the waterfall.

Original issue's description:
> Upstream Chrome on iOS source code [11/11].
>
> Upstream all BUILD.gn changes to enable compilation of the code
> that has been upstreamed by the previous ten CLs and changes to
> browser_state_keyed_service_factories.mm to use the new factory.
>
> Update the default provider factory to use chromium provider (it
> will be merged with ChromeBrowserProvider eventually).
>
> BUG=653086
> R=pinkerton@chromium.org, rohitrao@chromium.org
>
> Committed: https://chromium.googlesource.com/chromium/src/+/1e23576749d95a02d22b2ff4277eaf132dce4831

TBR=rohitrao@chromium.org,pinkerton@chromium.org,agrieve@chromium.org,markusheintz@chromium.org,blundell@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=653086

Review-Url: https://codereview.chromium.org/2589883002
Cr-Commit-Position: refs/heads/master@{#439493}
94 files changed