Magic patch from bug 933336
Bug 936312: Adjust tests' assumptions about B2G's WebGL support.
Apparently debug builds need uname?
_PR_INET6_PROBE considered harmful
Bug 945498: Use breakpad to handle SIGSYS like other kinds of crash.
Bug 945504: Include JS stack in sandbox reporter logs.
fixup sandbox msg merge botch
Fix bug 958816 fallout
Fixup for JS stack thing