Reapply "[scudo] Make local cache be agnostic to the type of node in … (#68633)

…f… (#68626)

This reverts commit 8dd9615dfbd148993964ea6f2de6c6a94f49660c.

1. Fixed the ambiguous aliasing
2. Fixed the type conversion warning

GitOrigin-RevId: 24b0c43c991689f62b40ee14042cc769b21b88f5
5 files changed