Added the GetAllAutofillEntries function to the WebDatabase class in preparation for autofill sync.

BUG=30959
TEST=WebDatabaseTest.GetAllAutofillEntries

Review URL: http://codereview.chromium.org/598004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@38699 0039d316-1c4b-4281-b951-d872f2087c98
6 files changed