kwiberg 6a07f12e95 AudioCodingModuleImpl: Initialize encoder_stack_ to nullptr
This should have been done in commit 11340, but it was left out by
mistake.

BUG=webrtc:5028

Review URL: https://codereview.webrtc.org/1631443002

Cr-Commit-Position: refs/heads/master@{#11378}
2016-01-26 11:28:57 +00:00
..