Polymer: Update find_unused_elements.py

third_party/polymer/v1_0/find_unused_elements.py

Index: third_party/polymer/v1_0/find_unused_elements.py
diff --git a/third_party/polymer/v1_0/find_unused_elements.py b/third_party/polymer/v1_0/find_unused_elements.py
index 5dbacdbdcbcec33a1c587eb987f182fc234e3025..337efae36961bda2ea6627b416a2896ac1ef86ce 100644
--- a/third_party/polymer/v1_0/find_unused_elements.py
+++ b/third_party/polymer/v1_0/find_unused_elements.py
@@ -133,11 +133,6 @@ class UnusedElementsDetector(object):
           if not filename.endswith('.html') and not filename.endswith('.js'):
             continue
 
-          # Skip generated files that may include the element source.
-          if filename in ('crisper.js', 'vulcanized.html',
-                          'app.crisper.js', 'app.vulcanized.html'):
-            continue
-
           with open(os.path.join(dirpath, filename)) as f:
             text = f.read()
           if not re.search('/%s/' % element_dir, text):