remove unused public code from share plugin

[stacey-gammon]

KibanaURL class is unused externally and so doesn't need to be exported as part of the Share plugins public API.

[stacey-gammon]

buildkite, test this

[kibanamachine]

💚 Build Succeeded

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• Commit: 4e6415e
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Metrics [docs]

Module Count

Fewer modules leads to a faster build time

id	before	after	diff
share	66	65	-1

Public APIs missing comments

Total count of every public API that lacks a comment. Target amount is 0. Run node scripts/build_api_docs --plugin [yourplugin] --stats comments for more detailed information.

id	before	after	diff
share	90	84	-6

Page load bundle

Size of the bundles that are downloaded on every page load. Target size is below 100kb

id	before	after	diff
share	54.2KB	53.8KB	-383.0B

Unknown metric groups

API count

id	before	after	diff
share	143	137	-6

History

• 💔 Build #3069 failed 4e6415e

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@elasticmachine merge upstream

[ppisljar]

code LGTM

[kibanamachine]

Friendly reminder: Looks like this PR hasn’t been backported yet.
To create backports run node scripts/backport --pr 116905 or prevent reminders by adding the backport:skip label.