Revert "Roll src/third_party/boringssl/src 0f5ecd3a8..3adb1e5a3"

This reverts commit fabd5b297470da8254c9da7c815e0e70419136d3.

Reason for revert: Breaks android-cronet builder.

BUG=914859

Original change's description:
> Roll src/third_party/boringssl/src 0f5ecd3a8..3adb1e5a3
> 
> https://boringssl.googlesource.com/boringssl/+log/0f5ecd3a854546d943104e1f7421e489b7f4d5aa..3adb1e5a37d1fafecfa69f6c7ef7604b62770634
> 
> Bug: none
> Change-Id: Iba3632425f088d9ba8c4b313bc6a73567742f4ab
> Reviewed-on: https://chromium-review.googlesource.com/c/1374059
> Commit-Queue: Steven Valdez <svaldez@chromium.org>
> Reviewed-by: Steven Valdez <svaldez@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#616321}

TBR=davidben@chromium.org,svaldez@chromium.org

Change-Id: Ia5aefde286d862d848d12709ceda37e455ac5957
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: none
Reviewed-on: https://chromium-review.googlesource.com/c/1375873
Reviewed-by: David Turner <digit@chromium.org>
Commit-Queue: David Turner <digit@chromium.org>
Cr-Commit-Position: refs/heads/master@{#616336}
9 files changed