GitLab

Retry downloading rules after 8, 16, 32, 64, 128, 256, and 512 seconds,
while requestAutocomplete dialog is open. (512 seconds is ~8.5 minutes.)

TEST=libaddressinput_unittests:FailingAddressValidatorTest.*
BUG=343397

Review URL: https://codereview.chromium.org/392083002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283712 0039d316-1c4b-4281-b951-d872f2087c98