Revert of Finally get rid of depot_tools' breakpad. (patchset #2 id:20001 of https://codereview.chromium.org/1689633002/ )

Reason for revert:
All chromium bots depend on this: 

________ running '/usr/bin/python src/build/android/play_services/update.py download' in '/b/build/slave/linux/build'
Traceback (most recent call last):
  File "src/build/android/play_services/update.py", line 29, in <module>
    import find_depot_tools  # pylint: disable=import-error,unused-import
  File "/b/build/slave/linux/build/src/build/find_depot_tools.py", line 49, in <module>
    import breakpad
ImportError: No module named breakpad

https://www.google.com/url?hl=en&q=http://build.chromium.org/p/tryserver.chromium.linux/builders/chromium_presubmit/builds/144739&source=gmail&ust=1455209366639000&usg=AFQjCNH42SEVcJg4J6dX0J9HF0Rcqv81eA

Original issue's description:
> Finally get rid of depot_tools' breakpad.
> 
> R=maruel@chromium.org
> BUG=
> 
> Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=298710

TBR=maruel@chromium.org,tandrii@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1683173002

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@298712 0039d316-1c4b-4281-b951-d872f2087c98