Revert of [telemetry] Script for finding all Telemetry dependencies.

Revert of [telemetry] Script for finding all Telemetry dependencies. (https://codereview.chromium.org/103433002/)

Reason for revert:
May have caused a performance regression, reverting to confirm.
https://code.google.com/p/chromium/issues/detail?id=345374

Original issue's description:
> [telemetry] Script for finding all Telemetry dependencies.
> 
> Given a list of Python modules, it will find all:
> - bootstrap_deps folders, recursively.
> - Python dependencies.
> - Page sets in those modules' folders.
> - Serving dirs of those page sets.
> And print a list of all files, or zip them up.
> 
> Example bot command: tools/telemetry_tools/find_dependencies -v tools/perf/run_benchmark tools/perf/run_measurement tools/perf/record_wpr content/test/gpu/run_gpu_test -z telemetry.zip
> 
> 
> BUG=311380
> TEST=Ran it.
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=251298

TBR=nduca@chromium.org,tonyg@chromium.org,achuith@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=311380
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=252723

[dtu, 2014-02-22 01:36:54]

Created Revert of [telemetry] Script for finding all Telemetry dependencies.

[commit-bot: I haz the power, 2014-02-22 01:40:31]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/dtu@chromium.org/170313010/1

[commit-bot: I haz the power, 2014-02-22 01:43:48]

Change committed as 252723