Fix presubmit check for non committers

[email protected]
BUG=none
TEST=none

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@87346 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index 45ec784..f5dd2010 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -100,7 +100,7 @@
   if (author is None or author.endswith('@chromium.org') or
       author.endswith('@google.com')):
     return []
-  authors_path = input_apit.os_path.join(
+  authors_path = input_api.os_path.join(
       input_api.PresubmitLocalPath(), 'AUTHORS')
   valid_authors = (
       input_api.re.match(r'[^#]+\s+\<(.+?)\>\s*$', line)