Tests various style traces.
Recording started
Tracing complete
Previous value requestId is identical to the current one
importer.css?body: in_body_parser_blocking
style.css?body_print: non_blocking
style.css?dynamicDocWriteBody: in_body_parser_blocking
style.css?dynamicDocWriteHead: blocking
style.css?dynamicDocWritePrintBody: non_blocking
style.css?dynamicDocWritePrintHead: non_blocking
style.css?head: blocking
style.css?head_print: non_blocking
style.css?imported: in_body_parser_blocking
style.css?inline_imported: blocking
style.css?inline_imported_print: non_blocking
style.css?preload: non_blocking
style.css?preload_used: in_body_parser_blocking