[Android] Enable lint warnings by default.

Lint has been running on FYI bots for a while,
time to enable them by default on bots and for developers.

BUG=None
R=yfriedman@chromium.org

Review URL: https://codereview.chromium.org/127383002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244256 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244256
[GCM] Support actual check-in in mcs_probe

BUG=284553
TEST=none due to that this is a tool
R=fgorski@chromium.org, zea@chromium.org

Review URL: https://codereview.chromium.org/132193003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244259 0039d316-1c4b-4281-b951-d872f2087c98
[Mac] Make initial visibility of the promote button on the about page
deterministic.

An uninitialized member variable was at fault.

R=thakis@chromium.org

Review URL: https://codereview.chromium.org/131933003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@244260 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 244260