Add more LeakSanitizer suppressions for infobar leaks in browser tests.

BUG=307043
TBR=glider@chromium.org

Review URL: https://codereview.chromium.org/47023002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@231214 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 231214