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third_party/polymer/components/neon-animation/neon-animation-runner-behavior.html

Index: third_party/polymer/components/neon-animation/neon-animation-runner-behavior.html
diff --git a/third_party/polymer/components/neon-animation/neon-animation-runner-behavior.html b/third_party/polymer/components/neon-animation/neon-animation-runner-behavior.html
index 096d5c3e078cd35f32ce581c58e25215faa519b6..2b414e25778d25722bf3117b09177a6a8b78879e 100644
--- a/third_party/polymer/components/neon-animation/neon-animation-runner-behavior.html
+++ b/third_party/polymer/components/neon-animation/neon-animation-runner-behavior.html
@@ -45,7 +45,7 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
               });
             }
           } else {
-            Polymer.Base._warn(this.is + ':', config.name, 'not found!');
+            console.warn(this.is + ':', config.name, 'not found!');
           }
         }
       }
@@ -72,27 +72,30 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
       if (!allConfigs) {
         return;
       }
-      var allAnimations = this._configureAnimationEffects(allConfigs);
-      var allEffects = allAnimations.map(function(animation) {
-        return animation.effect;
-      });
+      try {
+        var allAnimations = this._configureAnimationEffects(allConfigs);
+        var allEffects = allAnimations.map(function(animation) {
+          return animation.effect;
+        });
 
-      if (allEffects.length > 0) {
-        this._player = this._runAnimationEffects(allEffects);
-        this._player.onfinish = function() {
-          this._completeAnimations(allAnimations);
+        if (allEffects.length > 0) {
+          this._player = this._runAnimationEffects(allEffects);
+          this._player.onfinish = function() {
+            this._completeAnimations(allAnimations);
 
-          if (this._player) {
-            this._player.cancel();
-            this._player = null;
-          }
-
-          this.fire('neon-animation-finish', cookie, {bubbles: false});
-        }.bind(this);
+            if (this._player) {
+              this._player.cancel();
+              this._player = null;
+            }
 
-      } else {
-        this.fire('neon-animation-finish', cookie, {bubbles: false});
+            this.fire('neon-animation-finish', cookie, {bubbles: false});
+          }.bind(this);
+          return;
+        }
+      } catch (e) {
+        console.warn('Couldnt play', '(', type, allConfigs, ').', e);
       }
+      this.fire('neon-animation-finish', cookie, {bubbles: false});
     },
 
     /**