Following https://productforums.google.com/forum/#!topic/chrome/mi1JwnbyDvY - not sure how much it matches - have you tried with pepperflashplugin-nonfree as well?
** Package changed: init-system-helpers (Ubuntu) => flashplugin-nonfree (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to init-system-helpers in Ubuntu. https://bugs.launchpad.net/bugs/1663553 Title: crossdomain access denied Status in flashplugin-nonfree package in Ubuntu: New Bug description: I'm trying to use http://mywebtv.info with different choices (like http://mywebtv.info/nrj-12 ) but always get that error: " Cannot load M3U8 Crossdomain access denied " using chromium-browser or midori. Find nothing related being logged. Sidenote: reported against 'init' but apport change it to 'init-system-helpers' which seems unrelated; and possibly concern some other package(s). oem@u64:~$ dpkg --list | grep "^ii" | grep "flash" ii adobe-flash-properties-gtk 1:20170110.1-0ubuntu1 amd64 GTK+ control panel for Adobe Flash Player plugin ii adobe-flashplugin 1:20170110.1-0ubuntu1 amd64 Adobe Flash Player plugin ii browser-plugin-freshplayer-pepperflash 0.3.5-1ubuntu4 amd64 PPAPI-host NPAPI-plugin adapter for pepperflash ProblemType: Bug DistroRelease: Ubuntu 17.04 Package: init 1.47 ProcVersionSignature: Ubuntu 4.9.0-16.17-generic 4.9.6 Uname: Linux 4.9.0-16-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia ApportVersion: 2.20.4-0ubuntu2 Architecture: amd64 CurrentDesktop: GNOME Date: Fri Feb 10 11:42:17 2017 SourcePackage: init-system-helpers UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/flashplugin-nonfree/+bug/1663553/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp