Fixed bug where -k option would not be passed to cleanupFile function
Changed cleanupFile to have no default original path, forcing it to be passed instead, thereby conforming to the Google Python style guide.
diff --git a/libc/kernel/tools/clean_header.py b/libc/kernel/tools/clean_header.py
index 94b19ce..0549fc2 100755
--- a/libc/kernel/tools/clean_header.py
+++ b/libc/kernel/tools/clean_header.py
@@ -7,7 +7,7 @@
 
 noUpdate = 1
 
-def  cleanupFile( path, original_path=kernel_original_path ):
+def  cleanupFile( path, original_path):
     """reads an original header and perform the cleanup operation on it
        this functions returns the destination path and the clean header
        as a single string"""
@@ -121,7 +121,7 @@
 
     if noUpdate:
         for path in args:
-            dst_path, newdata = cleanupFile(path)
+            dst_path, newdata = cleanupFile(path,kernel_original_path)
             print newdata
 
         sys.exit(0)
@@ -131,7 +131,7 @@
     b = BatchFileUpdater()
 
     for path in args:
-        dst_path, newdata = cleanupFile(path)
+        dst_path, newdata = cleanupFile(path,kernel_original_path)
         if not dst_path:
             continue