Merge from Widevine repo of http://go/wvgerrit/94505
Some tests use an EXPECT when checking an array size or to verify a
pointer is not null. Then they access the pointer or array. When they
use an EXPECT, this access results in a segfault.
I also removed a compiler warning about unused parameters.
Bug: 149856581
Test: request_license_test (now lists failed tests)
Change-Id: I08ac11250921245c89ed5c0c43cc5f4321e0a9cc
7f006997cb