More malloc failure stuff. Change-Id: I9c34941cbf43919b501a4a737ff150e4e2606949 Reviewed-on: https://boringssl-review.googlesource.com/4519 Reviewed-by: Adam Langley <agl@google.com>
Initial fork from f2d678e6e89b6508147086610e985d4e8416e867 (1.0.2 beta). (This change contains substantial changes from the original and effectively starts a new history.)