Add Program Binary test for reinitialization.
Add Program Binary test for reinitialization.

This test tears down and recreates GL and re-uses the binary in
a new GL context. Was meant to reproduce a bug in ANGLE, but the
bug had been fixed previously.

BUG=angleproject:2010

Change-Id: Ic3a31ac044ef4d794dae14608877b6958452b55e
Reviewed-on: https://chromium-review.googlesource.com/519463
Reviewed-by: Geoff Lang <b6fc25fe0362055230985c05cbfa8adb741ccc0f@chromium.org>
Reviewed-by: Corentin Wallez <470c533e86f4f848c98c7e11fffc2d043494a401@chromium.org>
Commit-Queue: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>

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