DevTools: Highlight DOM node on hover in flamechart.

third_party/WebKit/Source/devtools/scripts/compile_frontend.py

 #!/usr/bin/env python
 # Copyright (c) 2012 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 226 matching lines @@
     '--summary_detail_level',
     '3',
     '--jscomp_error',
     'visibility',
     '--jscomp_warning',
     'missingOverride',
     '--compilation_level',
     'SIMPLE_OPTIMIZATIONS',
     '--warning_level',
     'VERBOSE',
-    '--language_in=ES6_STRICT',
+    '--language_in=ECMASCRIPT_NEXT',
     '--language_out=ES5_STRICT',
     '--extra_annotation_name',
     'suppressReceiverCheck',
     '--extra_annotation_name',
     'suppressGlobalPropertiesCheck',
     '--checks-only',
 ]
 
 
 def check_conditional_dependencies(modules_by_name):
@@ skipping 113 matching lines @@
     shutil.rmtree(temp_devtools_path, True)
 
     if errors_found:
         print 'ERRORS DETECTED'
         sys.exit(1)
     print 'DONE - compiled without errors'
 
 
 if __name__ == "__main__":
     main()