[gjs] (5 commits) Non-fast-forward update to branch wip/ptomato/mozjs45prep

[Philip Chimento <pchimento src gnome org>]

The branch 'wip/ptomato/mozjs45prep' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  df071a5... closure: Remove pointer to runtime
  8aa3f55... context: Use GThread to determine owner thread
  7eef3ad... coverage: Root using context, not runtime
  c619085... jsapi-constructor-proxy: Inherit from js::Wrapper
  3f8bda7... system: Switch from JS::CallReceiver to JS::CallArgs

Commits added to the branch:

  866f247... closure: Remove pointer to runtime
  4488ead... context: Use GThread to determine owner thread
  73616d0... coverage: Root using context, not runtime
  3a34dd0... jsapi-constructor-proxy: Inherit from js::Wrapper
  88bdfd4... system: Switch from JS::CallReceiver to JS::CallArgs