Created by: thalescm
Reverts https://github.com/facebook/buck/commit/22d997120c5424e026aca1aaca889db9f264a345#diff-bd53cf424d15a06cf508a1341b4c93d1 Add target information to step event on chrome trace file.
This is generally useful when parsing the chrome trace file in order to get information about about steps events and associate them with the given target being run.