Upstream iOS SuggestionsServiceFactory

Upstream iOS SuggestionsServiceFactory

Introduce iOS-specific implementation of SuggestionsServiceFactory
and an implementation of suggestions::ImageFetcher interface that
uses image_fetcher::ImageFetcher.

BUG=436897
Committed: https://crrev.com/8ebe7372a269dc6cae14d848a94ab9ac9a43b1a3
Cr-Commit-Position: refs/heads/master@{#308126}

[sdefresne, 2014-12-11 16:28:00]

sdefresne@chromium.org changed reviewers:
+ droger@chromium.org, erg@chromium.org, mathp@chromium.org, thakis@chromium.org

[sdefresne, 2014-12-11 16:28:00]

droger: please take a look

OWNERS for new dependencies added
- erg: //components/keyed_service
- mathp: //components/leveldb_proto & //components/suggestions
- stuartmorgan: //ios/web & //ios/public/provider/chrome
- thakis: //skia

[sdefresne, 2014-12-11 16:29:10]

sdefresne@chromium.org changed reviewers:
+ stuartmorgan@chromium.org

[sdefresne, 2014-12-11 16:29:38]

+stuartmorgan for OWNERS of dependency on //ios/web &
//ios/public/provider/chrome

[droger, 2014-12-11 16:40:32]

lgtm

[Mathieu, 2014-12-11 16:43:30]

lgtm

[Elliot Glaysher, 2014-12-11 18:34:27]

I don't see any changes to components/keyed_services/

[Mathieu, 2014-12-11 18:36:02]

On 2014/12/11 18:34:27, Elliot Glaysher wrote:
> I don't see any changes to components/keyed_services/

It's a presubmit rule when there is a DEPS change to ask owners of the new deps
for review.

[Nico, 2014-12-11 18:42:37]

skia dep lgtm

[Elliot Glaysher, 2014-12-11 18:43:14]

your factory lgtm

[stuartmorgan, 2014-12-11 23:49:23]

ios/ DEPS LGTM

[sdefresne, 2014-12-12 17:52:29]

The CQ bit was checked by sdefresne@chromium.org

[commit-bot: I haz the power, 2014-12-12 17:53:06]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/790773003/20001

[commit-bot: I haz the power, 2014-12-12 18:33:02]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2014-12-12 18:33:56]

Patchset 2 (id:??) landed as
https://crrev.com/8ebe7372a269dc6cae14d848a94ab9ac9a43b1a3
Cr-Commit-Position: refs/heads/master@{#308126}