Added explicit default values to AttestationSettingsProto.

This change has no effect on client behavior but is desirable for
robustness on the server side.

BUG=None
TEST=build

Review URL: https://codereview.chromium.org/27379002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@229460 0039d316-1c4b-4281-b951-d872f2087c98
Don't use the (*output_candidate) pointer after it is freed.

If DeleteByPOC() is called, the pointer (*output_candidate) cannot be
used anymore.

BUG=none
TEST=run with debug build and see no warning message from
UnassignSurfaceFromPoC.

Review URL: https://codereview.chromium.org/27473003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@229461 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 229460
Change components/components.gyp:web_modal_test -> web_modal_test_support for joi@.

R=joi@chromium.org
BUG=none
TEST=happy joi@

Review URL: https://codereview.chromium.org/27574002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@229462 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 229462