Fix Android EGL config attribute retrieval.

Bug 23017372

Change-Id: I9764e558cdf602ecaf2a8c644fd5e444216b1568
Reviewed-on: https://swiftshader-review.googlesource.com/3860
Reviewed-by: Ping-Hao Wu <pinghao@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
4 files changed