DevTools: Include Android package name into json/version response.

BUG=315079

Review URL: https://codereview.chromium.org/59993002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@233016 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 233016