GitLab

This CL updates the DefaultRendererFactory to use the "OnReady" speech
recognition callback to determine if and when speech recognition is
available rather than continuously making mojo calls to the render thread.

Bug: 1098552
Change-Id: Iabf19155f350bb6bd5aac8a6b157decb457d110e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2261740Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Commit-Queue: Evan Liu <evliu@google.com>
Cr-Commit-Position: refs/heads/master@{#782064}