GitLab

In Chrome OS and Android, the TTS platform implementation needs to
stay in chrome.

Bug: 517317
Change-Id: I09858ce1edc412dd5d0d53abc3fab645fece6a8a
Reviewed-on: https://chromium-review.googlesource.com/c/1352055Reviewed-by: John Abd-El-Malek <jam@chromium.org>
Reviewed-by: Dominic Mazzoni <dmazzoni@chromium.org>
Commit-Queue: Katie Dektar <katie@chromium.org>
Cr-Commit-Position: refs/heads/master@{#612493}