Adding helper function to check for correct application name

tools/accessibility/dump_accessibility_tree_auralinux.py

 #!/usr/bin/env python
 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Dump Chrome's ATK accessibility tree to the command line.
 
 Accerciser is slow and buggy. This is a quick way to check that Chrome is
 exposing its interface to ATK from the command line.
 """
 
 import pyatspi
 
+# Helper function to check application name
+def AppNameFinder(name):
+  if (name.lower().find('chromium') !=0 and
+      name.lower().find('chrome') !=0 and
+      name.lower().find('google chrome') != 0):
+    return False
+  return True
+
 def Dump(obj, indent):
   if not obj:
     return
   indent_str = '  ' * indent
   role = obj.get_role_name()
   name = obj.get_name()
   print '%s%s name="%s"' % (indent_str, role, name)
 
   # Don't recurse into applications other than Chrome
   if role == 'application':
-    if (name.lower().find('chrom') != 0 and
-        name.lower().find('google chrome') != 0):
+    if (not AppNameFinder(name)):
       return
 
   for i in range(obj.get_child_count()):
     Dump(obj.get_child_at_index(i), indent + 1)
 
 desktop = pyatspi.Registry.getDesktop(0)
 Dump(desktop, 0)