Reduce sys.path manipulation.

Reduce sys.path manipulation.

Code still works.

R=vadimsh@chromium.org
BUG=

Committed: https://code.google.com/p/swarming/source/detail?repo=default&r=8d56c974d3e9f7f9838253424b40f21114d55321

[M-A, 2015-03-25 01:19:20]

Coverage for projects;
              Stmts   Miss    Cover
auth_service    836    362    56.7%
isolate        2251    671    70.2%
swarming       8077   1076    86.7%

[M-A, 2015-03-25 01:47:13]

On 2015/03/25 01:19:20, M-A wrote:
> Coverage for projects;
>               Stmts   Miss    Cover
> auth_service    836    362    56.7%
> isolate        2251    671    70.2%
> swarming       8077   1076    86.7%

Ok, patchset 2 now works. :)

[vadimsh, 2015-03-25 01:57:51]

https://codereview.appspot.com/218160045/diff/40001/appengine/isolate/endpoin...
File appengine/isolate/endpoint_handlers_api.py (right):

https://codereview.appspot.com/218160045/diff/40001/appengine/isolate/endpoin...
appengine/isolate/endpoint_handlers_api.py:21: from components import auth
how does it work?.. it needs protobuf in sys.path. Where is it added?

[M-A, 2015-03-25 12:40:03]

https://codereview.appspot.com/218160045/diff/40001/appengine/isolate/endpoin...
File appengine/isolate/endpoint_handlers_api.py (right):

https://codereview.appspot.com/218160045/diff/40001/appengine/isolate/endpoin...
appengine/isolate/endpoint_handlers_api.py:21: from components import auth
On 2015/03/25 01:57:51, vadimsh wrote:
> how does it work?.. it needs protobuf in sys.path. Where is it added?

Oh, that's a main too. I'll redo it later as a main_endpoints +
handlers_endpoints. Reverted.

[vadimsh, 2015-03-25 21:31:11]

lgtm

[M-A, 2015-03-25 21:35:29]

Committed patchset #4 (id:60001) manually as
8d56c974d3e9f7f9838253424b40f21114d55321 (presubmit successful).