GitLab

* This patch updates the bridge to use contextual suggestions object
  directly
* It also wires peek_text to the bridge.

Bug: 824182, 827656
Change-Id: Iae3f3cca90bf2d0fe97953d906e270438e1f203c
Reviewed-on: https://chromium-review.googlesource.com/994456Reviewed-by: Theresa <twellington@chromium.org>
Reviewed-by: Patrick Noland <pnoland@chromium.org>
Commit-Queue: Filip Gorski <fgorski@chromium.org>
Cr-Commit-Position: refs/heads/master@{#548172}