[HttpKernel] added missing argument to listener call
bug#9166 [HttpKernel] added missing argument to listener call (fabpot)

This PR was merged into the master branch.

Discussion
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[HttpKernel] added missing argument to listener call

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | na
| License       | MIT
| Doc PR        | n/a

When calling a listener, the dispatcher now must pass the event name and the dispatcher (see 7852), but the traceable event dispatcher did not do that.

Commits
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e26ae45 [HttpKernel] added missing argument to listener call
fixed a typo