Updating trunk VERSION from 1673.0 to 1674.0

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@229046 0039d316-1c4b-4281-b951-d872f2087c98
drive: Use locally generated ID to manage metadata

Add ResourceMetadataStorage::GetIdByResourceId().
Modify resource-ID-to-local-ID entry in PutEntry() and RemoveEntry().
Generate local ID with GenerateGUID()
Increment kDBVersion.

BUG=260514
TEST=unit_tests
R=kinaba@chromium.org

Review URL: https://codereview.chromium.org/26626007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@229047 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 229047