GitLab

Revert of Use the DefaultSearchManager as the exclusive authority on DSE, ignoring Web Data. (https://codereview.chromium.org/268643002/)

Reason for revert:
Unfortunately I have to revert this change because this is in the way of reverting https://codereview.chromium.org/270533007/.

The above change is causing some use after free failures on Mac. Please see this: http://build.chromium.org/p/chromium.memory/builders/Mac%20ASan%2064%20Tests%20%281%29/builds/759/steps/unit_tests/logs/stdio

Original issue's description:
> Use the DefaultSearchManager as the exclusive authority on DSE, ignoring Web Data.
> 
> BUG=365762
> R=engedy@chromium.org, jochen@chromium.org, pkasting@chromium.org, zea@chromium.org
> 
> Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=269396

TBR=pkasting@chromium.org,zea@chromium.org,engedy@chromium.org,jochen@chromium.org,erikwright@chromium.org
NOTREECHECKS=true
NOTRY=true
BUG=365762

Review URL: https://codereview.chromium.org/280113002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@269635 0039d316-1c4b-4281-b951-d872f2087c98