Update dromaeo to upstream a876d5250befbc41e2deab9d10cf6085b511d5ed

chrome/test/data/dromaeo/webrunner.js

Index: chrome/test/data/dromaeo/webrunner.js
diff --git a/chrome/test/data/dromaeo/webrunner.js b/chrome/test/data/dromaeo/webrunner.js
index 8b0e346003255fbb495f305cc9a4fe9fde0bd7d5..598998bbaddb17ec9dff304d3445b0c80eaa2db0 100644
--- a/chrome/test/data/dromaeo/webrunner.js
+++ b/chrome/test/data/dromaeo/webrunner.js
@@ -148,7 +148,7 @@
 		});
 
 		function compute(times, runs){
-			var results = {runs: runs}, num = times.length;
+			var results = {runs: runs}, num = times.length, middle = num/2;
 
 			times = times.sort(function(a,b){
 				return a - b;
@@ -171,8 +171,8 @@
 			
 			// Make Median
 			results.median = num % 2 == 0 ?
-				(times[Math.floor(num/2)] + times[Math.ceil(num/2)]) / 2 :
-				times[Math.round(num/2)];
+				(times[middle-1] + times[middle]) / 2 :
+				times[Math.floor(middle)];
 			
 			// Make Variance
 			results.variance = 0;