Function cef_request_context_cef_create_context_shared 

pub unsafe extern "C" fn cef_request_context_cef_create_context_shared(
    other: *mut cef_request_context_t,
    handler: *mut _cef_request_context_handler_t,
) -> *mut cef_request_context_t

Creates a new context object that shares storage with |other| and uses an optional |handler|.