Blacklist more characters when sending a try job.

trychange.py

Index: trychange.py
diff --git a/trychange.py b/trychange.py
index 6021623696e398f71d691d00bf8c3bb0c8411879..5d73cb71d0ec272784c7e2f2a02cfafcfbd72dad 100755
--- a/trychange.py
+++ b/trychange.py
@@ -85,8 +85,11 @@ class NoTryServerAccess(Exception):
     return self.args[0] + '\n' + HELP_STRING
 
 
-def EscapeDot(name):
-  return name.replace('.', '-')
+def Escape(name):
+  """Escapes characters that could interfere with the file system or try job
+  parsing.
+  """
+  return re.sub(r'[^\w#-]', '_', name)
 
 
 class SCM(object):
@@ -378,7 +381,7 @@ def _SendChangeSVN(options):
 
       # Diff file
       current_time = str(datetime.datetime.now()).replace(':', '.')
-      file_name = (EscapeDot(options.user) + '.' + EscapeDot(options.name) +
+      file_name = (Escape(options.user) + '.' + Escape(options.name) +
                    '.%s.diff' % current_time)
       full_path = os.path.join(temp_dir, file_name)
       gclient_utils.FileWrite(full_path, options.diff, 'wb')