Restore symbol level for Android builds.
Restore symbol level for Android builds.

With https://codereview.webrtc.org/2447263003/ landed the
assert that fired due to large APKs in Chromium is now disabled
(it doesn't affect WebRTC builds since we don't have that large
APKs). See https://crbug.com/648948 for more info.

BUG=webrtc:6596
NOTRY=True

Review-Url: https://codereview.webrtc.org/2460463002
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#14796}

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