Portable Python script across Python version

Use higher-level and more compatible threading module to start a new thread.

Differential Revision: https://reviews.llvm.org/D55259

llvm-svn: 349008

clang/tools/scan-view/bin/scan-view

@@ -7,7 +7,7 @@ import sys
 import imp
 import os
 import posixpath
-import thread
+import threading
 import time
 import urllib
 import webbrowser
@@ -135,7 +135,7 @@ def main():
     # Kick off thread to wait for server and start web browser, if
     # requested.
     if args.startBrowser:
-        t = thread.start_new_thread(start_browser, (port, args))
+        threading.Thread(target=start_browser, args=(port, args)).start()
 
     run(port, args, args.root)