Remove this check, it's done in register @ https://github.com/Polymer…

…/CustomElements/blob/master/src/CustomElements.js#L110
googlearchive · Feb 7, 2014 · be42be8 · be42be8 · jmesserly · Feb 7, 2014
1 parent bfd459b
commit be42be8
Showing 1 changed file with 0 additions and 3 deletions.
diff --git a/src/CustomElements.js b/src/CustomElements.js
@@ -320,9 +320,6 @@ if (useNative) {
   }
 
   function registerDefinition(name, definition) {
-    if (registry[name]) {
-      throw new Error('a type with that name is already registered.');
-    }
     registry[name] = definition;
   }