Merge "Support EGL_EXT_protected_content in GLConsumer." into nyc-dev
am: 188b9f0035

* commit '188b9f00358d1f9f880b6d9deadc0b54f07b888e':
  Support EGL_EXT_protected_content in GLConsumer.

Change-Id: I60d7c49a05480950994389029dec6d359f77dfce