Browser objects used by Mazey's synchronous PWA capability checks.
Supply an environment when the caller already owns browser references, such
as a site initializer, iframe integration, or deterministic test. Injected
objects are used exclusively and are never combined with global browser
objects.
Browser objects used by Mazey's synchronous PWA capability checks.
Supply an environment when the caller already owns browser references, such as a site initializer, iframe integration, or deterministic test. Injected objects are used exclusively and are never combined with global browser objects.