am 1a0b19b3: resolved conflicts for merge of bcbb5845 to gingerbread-plus-aosp

Merge commit '1a0b19b324eb6631333dcc51d9b92c3b1ead2eac'

* commit '1a0b19b324eb6631333dcc51d9b92c3b1ead2eac':
  frameworks/base/opengl: Add NULL check