Analyse profiles in worker thread (#164468)

- profile renderer returns profile data
- analyse profiles in separate worker thread
- adjust renderer and extension host profiling
- adjust build scripts to build worker file

build/gulpfile.vscode.js

@@ -48,6 +48,7 @@ const vscodeEntryPoints = _.flatten([
 	buildfile.workerLanguageDetection,
 	buildfile.workerSharedProcess,
 	buildfile.workerLocalFileSearch,
+	buildfile.workerProfileAnalysis,
 	buildfile.workbenchDesktop,
 	buildfile.code
 ]);