Clear out cached codecs when calculating new codec lists.

Clear out cached codecs when calculating new codec lists.

Without this, every time WebRtcVideoEngine2 calls supported_codecs(),
the codec list grows.

BUG=webrtc:7020
Review-Url: https://codereview.webrtc.org/2639423006
Cr-Commit-Position: refs/heads/master@{#16178}
Committed: https://chromium.googlesource.com/external/webrtc/+/be850e1b1de5bf046080ac1df7de67a3d6d12d1c

[noahric, 2017-01-20 01:54:31]

Description was changed from

==========
Clear out cached codecs when calculating new codec lists.

Without this, every time WebRtcVideoEngine2 calls supported_codecs(),
the codec list grows.

BUG=7020
==========

to

==========
Clear out cached codecs when calculating new codec lists.

Without this, every time WebRtcVideoEngine2 calls supported_codecs(),
the codec list grows.

BUG=webrtc:7020
==========

[noahric, 2017-01-20 01:56:28]

noahric@chromium.org changed reviewers:
+ magjed@webrtc.org

[noahric, 2017-01-20 01:56:54]

The CQ bit was checked by noahric@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-01-20 01:57:01]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-01-20 03:12:34]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2017-01-20 03:12:34]

Dry run: This issue passed the CQ dry run.

[magjed_webrtc, 2017-01-20 09:04:56]

lgtm

Thanks for fixing this. lgtm

[magjed_webrtc, 2017-01-20 09:05:03]

The CQ bit was checked by magjed@webrtc.org

[commit-bot: I haz the power, 2017-01-20 09:05:11]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.webrtc.org/...

[commit-bot: I haz the power, 2017-01-20 09:07:26]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1484903103084300,
"parent_rev": "204030a256cd0f9c836e76dc4e7218a4ca47888c", "commit_rev":
"be850e1b1de5bf046080ac1df7de67a3d6d12d1c"}

[commit-bot: I haz the power, 2017-01-20 09:07:30]

Description was changed from

==========
Clear out cached codecs when calculating new codec lists.

Without this, every time WebRtcVideoEngine2 calls supported_codecs(),
the codec list grows.

BUG=webrtc:7020
==========

to

==========
Clear out cached codecs when calculating new codec lists.

Without this, every time WebRtcVideoEngine2 calls supported_codecs(),
the codec list grows.

BUG=webrtc:7020

Review-Url: https://codereview.webrtc.org/2639423006
Cr-Commit-Position: refs/heads/master@{#16178}
Committed:
https://chromium.googlesource.com/external/webrtc/+/be850e1b1de5bf046080ac1df...
==========

[commit-bot: I haz the power, 2017-01-20 09:07:31]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/external/webrtc/+/be850e1b1de5bf046080ac1df...