commit 307321d474256f41b12b53220e4dec1f2d6fdba8
author Keita Suzuki <suzukikeita@google.com> Thu Mar 19 01:30:30 2020
committer Commit Bot <commit-bot@chromium.org> Thu Mar 19 01:30:30 2020
tree abb97f9776c9e2c133df9c212cb449c5aeb5efda
parent 629f014965a3334ba557047f300cd4af0a7d194c

[WebSocket] Add support to consume Datapipe in network service

This commit adds support to network service to consume websocket frame
data from mojo datapipe produced from blink. To achieve this, this
commit adds a new message SendMessage() in mojo WebSocket interface.
It also adds SimpleWatcher to watch the consumer and be notified when
needed, and add callback function OnReadable() to support this.

This commit also adds ReadAndSendFrameFromDataPipe() to actually
consume data from the datapipe.

The producer side of the datapipe and the caller of SendMessage() are
not implemented yet for security review. WIP CLs are uploaded here:
https://chromium-review.googlesource.com/c/chromium/src/+/2082869
https://chromium-review.googlesource.com/c/chromium/src/+/2083777

Design Doc:
https://docs.google.com/document/d/1YWj1z9r8wxemGdod6S2tkchudhp6PvNaH3qSO0oucfY/

Bug: 1056030
Change-Id: I580e3776bf0f1a27e8d83e5c92087f5542b19cb6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2071189
Commit-Queue: Keita Suzuki <suzukikeita@google.com>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Karan Bhatia <karandeepb@chromium.org>
Reviewed-by: Yutaka Hirano <yhirano@chromium.org>
Reviewed-by: Adam Rice <ricea@chromium.org>
Reviewed-by: Yoichi Osato <yoichio@chromium.org>
Cr-Commit-Position: refs/heads/master@{#751557}