Revert "fix(all): replace `OpaqueToken` with `InjectionToken`"
Revert "fix(all): replace `OpaqueToken` with `InjectionToken`"

This reverts commit 8c0e291d3a3acad38cfcb1bac0e99ae8973b088c.

eastbanctechru/right-angled,fshchudlo/e2e4-ng2-demo,eastbanctechru/right-angled,fshchudlo/e2e4-ng2-demo,fshchudlo/right-angled,fshchudlo/right-angled,eastbanctechru/right-angled,fshchudlo/e2e4-ng2-demo,fshchudlo/right-angled,eastbanctechru/right-angled