MB: Add swarming bots in the FYI waterfall and remove memcheck swarming.
MB: Add swarming bots in the FYI waterfall and remove memcheck swarming.

BUG=chromium:657725
R=kjellander@webrtc.org
NOTRY=True

Review-Url: https://codereview.webrtc.org/2532943004
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#15320}

TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc