Remove dead code.

Tools/GardeningServer/scripts/config.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 10 matching lines @@
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  * THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 var config = config || {};
 
 (function() {
 
 config = {
-    kRelativeTimeUpdateFrequency: 1000 * 60,
     kTreeStatusUpdateFrequency: 1000 * 30,
     kUpdateFrequency: 10 * 60 * 1000,
 
     kBlinkRevisionURL: 'http://src.chromium.org/viewvc/blink',
     kRietveldURL: 'https://codereview.chromium.org',
 
     buildConsoleURL: 'http://build.chromium.org/p/chromium.webkit',
 
     layoutTestResultsURL: 'https://storage.googleapis.com/chromium-layout-test-archives',
     waterfallURL: 'http://build.chromium.org/p/chromium.webkit/waterfall',
@@ skipping 19 matching lines @@
         return base.underscoredBuilderName(builderName);
     },
     builderApplies: function(builderName) {
         return builderName.indexOf('GPU') == -1 &&
                builderName.indexOf('Oilpan') == -1;
     },
     useLocalResults: !!base.getURLParameter('useLocalResults') || false,
 };
 
 })();