Remove unused imports.

diff --git a/libcxx/utils/merge_archives.py b/libcxx/utils/merge_archives.py
index 2fcb474..fa0b2ee 100755 (executable)
--- a/libcxx/utils/merge_archives.py
+++ b/libcxx/utils/merge_archives.py
@@ -8,9 +8,7 @@
 #===----------------------------------------------------------------------===##
 
 from argparse import ArgumentParser
-from ctypes.util import find_library
 import distutils.spawn
-import glob
 import tempfile
 import os
 import shutil