Don't include tests that error in the total score of the perf.js suite. [ci skip]

Former-commit-id: ea71d436ecec9297b2d991e9f17e3665a9e53d23

perf/perf.js

@@ -182,6 +182,14 @@
           aHz = getHz(this[0]),
           bHz = getHz(this[1]);
 
+      for (var index = 0, length = this.length; index < length; index++) {
+        var bench = this[index];
+        if (bench.error) {
+          var errored = true;
+          log(bench.error);
+        }
+      }
+      if (!errored) {
         if (fastest.length > 1) {
           log('It\'s too close to call.');
           aHz = bHz = slowestHz;
@@ -198,7 +206,7 @@
         // add score adjusted for margin of error
         score.a += aHz;
         score.b += bHz;
-
+      }
       // remove current suite from queue
       suites.shift();