Processing groups with nextPollSeconds === undefined.

In theory, the server can generate a group with requested == true, but nextPollSeconds === undefined.

This change makes the client correctly process this.

BUG=164227
TEST=No

Review URL: https://codereview.chromium.org/31033004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@230551 0039d316-1c4b-4281-b951-d872f2087c98
Remove dlopen() workaround for GL libraries.

BUG=268439
TEST=daisy base/test image boots.
NOTRY=true

Review URL: https://codereview.chromium.org/38353002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@230552 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 230552