* origin/master: (140 commits)
  test overriding Session.event
  Update editorServices.ts
  Fix semantic merge conflict (microsoft#20119)
  LEGO: check in for master to temporary branch.
  Moved minified file exclusion
  Fixed internal safelist
  For import completion, if multiple re-exports exist, choose the one with the shortest path (microsoft#20049)
  Bundle fileName with CodeActionCommand (microsoft#19881)
  Simplify documentHighlights (microsoft#20091)
  LEGO: check in for master to temporary branch.
  Support semantic classification of alias (microsoft#20012)
  In `getContextualTypeForBinaryOperand`, only need to look for `=` assignment operator, not e.g. `+=` (microsoft#20037)
  lineAction: Use an enum instead of true | false | undefined (microsoft#20086)
  LEGO: check in for master to temporary branch.
  cleanup NodeTypingsInstaller
  remove comments
  type `event` callback correctly
  update baselines
  defer callback and remove handler object
  Support arbitrary prototype property assignments in navigation bar (microsoft#19923)
  ...