Revert of Move actions after browser Start in cros_browser_backend.Start to DidStart.

Revert of Move actions after browser Start in cros_browser_backend.Start to DidStart. (patchset #1 of https://codereview.chromium.org/499453002/)

Reason for revert:
The original patch of this (https://codereview.chromium.org/449753002/) broke chromeos bot in https://code.google.com/p/chromium/issues/detail?id=406010

Original issue's description:
> Move actions after browser Start in cros_browser_backend.Start to DidStart.
> 
> BUG=406010
> NOTRY=true
> NOTREECHECKS=true
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=291310

TBR=jennyz@chromium.org,achuith@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=406010
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=291426

[nednguyen, 2014-08-22 16:23:40]

Created Revert of Move actions after browser Start in cros_browser_backend.Start
to DidStart.

[commit-bot: I haz the power, 2014-08-22 16:24:21]

CQ is trying da patch. Follow status at
 https://chromium-status.appspot.com/cq/nednguyen@google.com/502503002/1

[commit-bot: I haz the power, 2014-08-22 16:27:06]

Committed patchset #1 (1) as 291426