For file/line breakpoints, create secure bookmarks for maintaining access.

For file/line breakpoints, create secure bookmarks for maintaining access.

Under the app sandbox, the program only has access to user-selected
files, unless it creates bookmarks for them. Each file bookmark (even
for the same file, for simplicity) now gets a bookmark when it is
created.

https://developer.apple.com/library/archive/documentation/Security/Conceptual/AppSandboxDesignGuide/AppSandboxInDepth/AppSandboxInDepth.html#//apple_ref/doc/uid/TP40011183-CH3-SW16