This extension allow user to inspect performance of current page easily
Performance extension to show window.performance of current page.
1. Fix bug of : Chrome added function "toJSON" in result of window.performance.getEntries()
1. Fix bug of : Chrome changed the type of timing to PerformanceTiming, resource to PerformanceResourceTiming. Not able to use JSON.stringify to parse them to String.
1. fix bug of get short name of entries
2. update layout for help doc
1. fix bug of no response for tab nav
2. fix bug for not able to back to develop tools when click link