Return short-hand object literals to exportTo.

tracing/tracing/base/math.html

Index: tracing/tracing/base/math.html
diff --git a/tracing/tracing/base/math.html b/tracing/tracing/base/math.html
index 8480bbb7120b55c5644f15123f0e7fa32c82e6fe..69a88b2fa3b27544dbd4d6f7e46b16c4ce58e2ca 100644
--- a/tracing/tracing/base/math.html
+++ b/tracing/tracing/base/math.html
@@ -163,12 +163,12 @@ tr.exportTo('tr.b', function() {
   };
 
   return {
-    approximately: approximately,
-    clamp: clamp,
-    lerp: lerp,
-    normalize: normalize,
-    deg2rad: deg2rad,
-    erf: erf
+    approximately,
+    clamp,
+    lerp,
+    normalize,
+    deg2rad,
+    erf,
   };
 });
 </script>