rAc: fix some compile warnings in libaddressinput's tests.

R=rouslan@chromium.org
BUG=340769

Review URL: https://codereview.chromium.org/178323003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253074 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 253074
rAc: typing on comboboxes should rebuild inputs.

ComboboxListeners weren't being notified when typing changes the selected row.

R=sky@chromium.org
BUG=345869
TEST=type a character that changes country combobox

Review URL: https://codereview.chromium.org/175223006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@253075 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 253075