Co-authored-by: NBenjamin Pasero <benjpas@microsoft.com>

This reverts commit 01c6003c.

* Fixes #109127

* manually compute content offset in case the window has a border

These tests were disable due to some occasional failures on build machines. This PR enables them but with flakySuite while I track down possible causes of these failures

* Add search.mode option to control default search experience

* Move resource serializer to Query Builder

This is no longer being used

Use this to disable the webview find command in those cases

* 💄 node tests

* lift some tests to browser

* fix tests

* fix tests

* Use RimRafMode.UNLINK in tests to avoid filesystem contention (#114024)

* Add `rimrafWithRetries` for tests which incorrectly continue writing to the fixture directory even after the test signals completion

* 💄 No need to pass in RimRafMode.UNLINK since that is the default

* Also retry in case of EPERM

* Add some logging to check if rimraf really fails 5 times

* Fix retry logic

* Improve BackupTracker disposing to avoid fs writes after the test finishes