Starts reusing functions in gclient.py from gcl.py.

trychange.py

Index: trychange.py
===================================================================
--- trychange.py	(revision 15777)
+++ trychange.py	(working copy)
@@ -20,6 +20,7 @@
 import urllib
 
 import gcl
+import gclient
 
 __version__ = '1.1'
 
@@ -132,7 +133,7 @@
     for file in files:
       # Use svn info output instead of os.path.isdir because the latter fails
       # when the file is deleted.
-      if gcl.GetSVNFileInfo(file).get("Node Kind") == "directory":
+      if gclient.CaptureSVNInfo(file).get("Node Kind") in ("dir", "directory"):
         continue
       # If the user specified a custom diff command in their svn config file,
       # then it'll be used when we do svn diff, which we don't want to happen