Add logging.stopAndUpload message to the Hangout Services extension.
This reduces the risk of race conditions when Hangouts triggers
stopping followed by uploading in its onbeforeunload handler.

BUG=323979

Review URL: https://codereview.chromium.org/95093002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237812 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237812
Adding the gyp command.

BUG=316397

Review URL: https://codereview.chromium.org/91863002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237813 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 237813