One collection of the report descriptor.
Chromium attaches every item to the collection it is declared in and to each collection around it, so a top-level collection lists all of its reports' items in declaration order -- which is what lets a report's layout be read from it alone.
Optional
Readonly
One collection of the report descriptor.
Chromium attaches every item to the collection it is declared in and to each collection around it, so a top-level collection lists all of its reports' items in declaration order -- which is what lets a report's layout be read from it alone.