am 2b96b0fc: am 42dd982a: Merge "opengles emulator: 2.0: handle texture=0 on glFramebufferTexture2D"

* commit '2b96b0fc993914b3908dd103c05d50768fcbc0dd':
  opengles emulator: 2.0: handle texture=0 on glFramebufferTexture2D