de4703c5d1
Changed the WebRtcVad_Create() function to the more conventional format of returning the handle directly instead of an error code to take care of. In addition NULL was changed to nullptr in the files where it applied. Affected components: * AGC * VAD * NetEQ BUG=441, 3347 TESTED=locally on Linux and trybots R=kwiberg@webrtc.org Review URL: https://webrtc-codereview.appspot.com/51919004 Cr-Commit-Position: refs/heads/master@{#9291}