
Previously, the trace coordinator would try to write a trace to the file system, but it is awkward to write to the file system on Android. Instead, we now stream the trace data to a data pipe. The Sky debugger consumes that data pipe and sends it to the host via the command HTTP server. R=eseidel@chromium.org, jamesr@chromium.org Review URL: https://codereview.chromium.org/853943005