In order to improve performance of context switching, EditorContextDispatcher was introduced to provide the current
context and an efficient way to listen on changes concerning files of specific MIME type. See issue #133682 for details.
review of issue #137005 is finished.
Created attachment 62678 [details]
Joelle can you please review and comment on Martin's proposed changes.
Integrated in trunk, changeset: 86450:9541dfdd4c0a
Integrated into 'main-golden', available in NB_Trunk_Production #285 build