Moving the simple methods related to binding to a delegate

Other more involved methods should require their own cl so that
we can do a more thurough analysis.

Changes are part of go/launcher_SoR .

Bug: 301108526
Test: This is a no-op change, compiling should be the test
Change-Id: I332a6b92cfd8dc6a9632c225da634bc4b57f01e2