am 0a2bacf6: am b06b3c76: Merge changes If48f5ed6,Ic63a6f73

* commit '0a2bacf64ce7fc2aff7e06a547f5e9f6b67eeda7':
  emulator opengl: first commit of gralloc implementation.
  emulator opengl: OpenglSystemCommon library shared between gralloc/EGL/GLES.