mozilla-b2g/B2G — pull request #220 by vasild (2013-03-08 16:15:48+00:00)
Title: Bug 831147 - Integrate apitrace into build

Part 2: Plant external/apitrace/Android.mk after external/apitrace/
has been cloned to instruct the build system to compile it and later
include apitrace and egltrace.so in system.img.