Hook deprecation reports up to Reporting API

This patch connects deprecation reports (which are already routed into
ReportingObserver) to the ReporingServiceProxy mojo interface.

Bug: 731810, 564071
Change-Id: I3885ae8c723b407628eb6d931b097521e9b89526
Reviewed-on: https://chromium-review.googlesource.com/646638
Commit-Queue: Paul Meyer <paulmeyer@chromium.org>
Reviewed-by: Nate Chapin <japhet@chromium.org>
Cr-Commit-Position: refs/heads/master@{#504528}
3 files changed