src/base.html

@@ -13,6 +13,10 @@
 
     var Base = {
 
+      telemetry: {
+        count: 0
+      },
+
       // (semi-)pluggable features for Base
       addFeature: function(feature, shouldPrepend) {
         this.extend(this, feature);
@@ -29,6 +33,7 @@
       },
 
       createdCallback: function() {
+        Base.telemetry.count++;
         this.root = this;
         this.beforeCreated();
         this.initFeatures(); // abstract

src/bind/bind-effects.html

@@ -76,6 +76,9 @@
         // <node>.on.<property>-changed: <path> = e.detail.value
           Bind._addAnnotatedListener(model, info.index, property, info.value);
         }
+        if (property === 'style') {
+          property = 'style.cssText';
+        }
         //
         // flow-down
         //

src/features/standard/utils.html

@@ -90,8 +90,12 @@
       var l = document.createElement('link');
       l.rel = 'import';
       l.href = href;
-      l.onload = onload.bind(this);
-      l.onerror = onerror.bind(this);
+      if (onload) {
+        l.onload = onload.bind(this);
+      }
+      if (onerror) {
+        l.onerror = onerror.bind(this);
+      }
       document.head.appendChild(l);
       return l;
     }