Automated g4 rollback of changelist 189231636

PiperOrigin-RevId: 189258641
diff --git a/configure.py b/configure.py
index d14edef..97f4675 100644
--- a/configure.py
+++ b/configure.py
@@ -1048,10 +1048,7 @@
 
     for lib_file in possible_files:
       if is_compatible(lib_file, cuda_ver, cudnn_ver):
-        matches = nvinfer_pattern.search(lib_file)
-        if len(matches.groups()) == 0:
-          continue
-        ver_str = matches.group(1)
+        ver_str = nvinfer_pattern.search(lib_file).group(1)
         ver = convert_version_to_int(ver_str) if len(ver_str) else 0
         if ver > highest_ver[0]:
           highest_ver = [ver, ver_str, lib_file]
@@ -1380,7 +1377,7 @@
   # environment variables.
   environ_cp = dict(os.environ)
 
-  check_bazel_version('0.10.0')
+  check_bazel_version('0.5.4')
 
   reset_tf_configure_bazelrc(args.workspace)
   cleanup_makefile()