Bug 1043112 - Enable coredumps for eng/userdebug builds based on system property.
Merge pull request #197 from aosmond/bug1043112-coredump-simple

Bug 1043112 - Enable coredumps for eng/userdebug builds based on system property. r=mwu
Revert "Bug 1043112 - Enable coredumps for eng/userdebug builds based on system property." for bustage

This reverts commit b50eb83e590e1414de34785f728dd5eef8103f0f.
Bug 1076772 - Enable TaskTracer on engineering builds.