Ensure javascript tests are run "backlog style", most recent to oldest.

tracing/tracing/base/unittest/interactive_test_runner.html

Index: tracing/tracing/base/unittest/interactive_test_runner.html
diff --git a/tracing/tracing/base/unittest/interactive_test_runner.html b/tracing/tracing/base/unittest/interactive_test_runner.html
index 818174fe329ff90d6068e3a070e5078f4e6d5fda..41c247af7ed4d1c3447a0b218124e3347bda749f 100644
--- a/tracing/tracing/base/unittest/interactive_test_runner.html
+++ b/tracing/tracing/base/unittest/interactive_test_runner.html
@@ -405,6 +405,10 @@ tr.exportTo('tr.b.unittest', function() {
         return true;
       }, this);
 
+      // Reverse the tests array to keep them in alphabetical order since
+      // TestRunner displays them last-to-first.
+      tests.reverse();
+
       this.runner_ = new tr.b.unittest.TestRunner(this.results_, tests);
       this.runner_.beginRunning();