[safe browsing] Remove support for version 7 file stores.
commitfc3581bd8b855adf017c263990e911ce00e149ec
authorshess@chromium.org <shess@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Wed, 30 Jul 2014 05:59:11 +0000 (30 05:59 +0000)
committershess@chromium.org <shess@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Wed, 30 Jul 2014 05:59:11 +0000 (30 05:59 +0000)
treee35479f7ff8ae6f57ce0b92c2ae3107648bfd216
parent1228817ab04a14df53b5a8446085f9c03bf6e964
[safe browsing] Remove support for version 7 file stores.

Version 8 rolled out in M-35.  A tenth of a percent of all reads are
version 7, including M-36.  Based on past metrics that should be around
two-tenths percent of reads by the time M-38 reaches stable.

BUG=359156

Review URL: https://codereview.chromium.org/425803005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@286415 0039d316-1c4b-4281-b951-d872f2087c98
chrome/browser/safe_browsing/safe_browsing_store_file.cc
chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc