am 70d12dda: am 3743559d: Merge change I28023911 into eclair-mr2

Merge commit '70d12dda7c1e36850e1ed95d719bc1d6dadb6fef'

* commit '70d12dda7c1e36850e1ed95d719bc1d6dadb6fef':
  Add additional error checking of EGL function calls.