am b3ffc78f: Merge "Add logging of various important graphics events" into gingerbread

Merge commit 'b3ffc78f3432344702e6f5232067ab624083cad2' into gingerbread-plus-aosp

* commit 'b3ffc78f3432344702e6f5232067ab624083cad2':
  Add logging of various important graphics events