tkchin 4c45234b81 Fix regression for h264 VideoToolbox entering background.
We need to check the pool to make sure that the encoder session is valid. Otherwise, it appears as if the encoder just does not output frames.

NOTRY=True
BUG=

Review-Url: https://codereview.webrtc.org/2226383002
Cr-Commit-Position: refs/heads/master@{#13698}
2016-08-09 20:02:03 +00:00
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2016-08-03 13:38:20 +00:00
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2016-06-14 09:39:40 +00:00
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Name: WebRTC
URL: http://www.webrtc.org
Version: 90
License: BSD
License File: LICENSE

Description:
WebRTC provides real time voice and video processing
functionality to enable the implementation of 
PeerConnection/MediaStream.

Third party code used in this project is described 
in the file LICENSE_THIRD_PARTY.