Upgrade to 1.0 and switch clients to dom-repeat where needed.

third_party/polymer/v0_8/components-chromium/neon-animation/animations/slide-left-animation-extracted.js

+
+
+  Polymer({
+
+    is: 'slide-left-animation',
+
+    behaviors: [
+      Polymer.NeonAnimationBehavior
+    ],
+
+    configure: function(config) {
+      var node = config.node;
+
+      if (config.transformOrigin) {
+        this.setPrefixedProperty(node, 'transformOrigin', config.transformOrigin);
+      } else {
+        this.setPrefixedProperty(node, 'transformOrigin', '0 50%');
+      }
+
+      this._effect = new KeyframeEffect(node, [
+        {'transform': 'none'},
+        {'transform': 'translateX(-100%)'}
+      ], this.timingFromConfig(config));
+
+      return this._effect;
+    }
+
+  });
+