Revert "Roll src/third_party/boringssl/src cb3f04f58..98b4cdba1"

This reverts commit f7a4166c3ee0359f1a7ce96563dd8384376fb484.

Reason for revert: This change results in consistent test failures on Windows and Mac (https://crbug.com/1042657).

Original change's description:
> Roll src/third_party/boringssl/src cb3f04f58..98b4cdba1
> 
> https://boringssl.googlesource.com/boringssl/+log/cb3f04f584a53844546aaa32e949534c453185aa..98b4cdba1e4ede26d845bcae8185ddb5b2feea93
> 
> The following commits have update notes:
>   0df6edff4 Split BN_prime_checks into two constants for generation and validation.
> 
> Bug: none
> Change-Id: Ia16ddb85756277144fc0ea410fb2b31840bf9332
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1998162
> Commit-Queue: David Benjamin <[email protected]>
> Auto-Submit: David Benjamin <[email protected]>
> Reviewed-by: Steven Valdez <[email protected]>
> Cr-Commit-Position: refs/heads/master@{#732261}

[email protected],[email protected]

Change-Id: I79ac0bbab74553526588bf2c8d5690f25bac723c
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 1042657
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2003851
Reviewed-by: Jan Wilken Dörrie <[email protected]>
Commit-Queue: Jan Wilken Dörrie <[email protected]>
Cr-Commit-Position: refs/heads/master@{#732365}
diff --git a/DEPS b/DEPS
index 8925000..0858280 100644
--- a/DEPS
+++ b/DEPS
@@ -208,7 +208,7 @@
   #
   # Note this revision should be updated with
   # third_party/boringssl/roll_boringssl.py, not roll-dep.
-  'boringssl_revision': '98b4cdba1e4ede26d845bcae8185ddb5b2feea93',
+  'boringssl_revision': 'cb3f04f584a53844546aaa32e949534c453185aa',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling google-toolbox-for-mac
   # and whatever else without interference from each other.