From abb785b2625b7fd791e620548f617b1652883e0b Mon Sep 17 00:00:00 2001 From: "ukai@chromium.org" Date: Thu, 26 Nov 2009 06:16:09 +0000 Subject: Throttle websocket live experiment 0.5% of users will participate websocket live experiment. BUG=28843 TEST=none Review URL: http://codereview.chromium.org/434110 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@33182 0039d316-1c4b-4281-b951-d872f2087c98 --- .../net/websocket_experiment/websocket_experiment_runner.cc | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'chrome/browser') diff --git a/chrome/browser/net/websocket_experiment/websocket_experiment_runner.cc b/chrome/browser/net/websocket_experiment/websocket_experiment_runner.cc index 26ba53e..1dfa3d6 100644 --- a/chrome/browser/net/websocket_experiment/websocket_experiment_runner.cc +++ b/chrome/browser/net/websocket_experiment/websocket_experiment_runner.cc @@ -5,6 +5,7 @@ #include "chrome/browser/net/websocket_experiment/websocket_experiment_runner.h" #include "base/compiler_specific.h" +#include "base/field_trial.h" #include "base/histogram.h" #include "base/message_loop.h" #include "base/task.h" @@ -99,6 +100,13 @@ static scoped_refptr runner; /* static */ void WebSocketExperimentRunner::Start() { DCHECK(!runner.get()); + + scoped_refptr trial = new FieldTrial("WebSocketExperiment", 1000); + trial->AppendGroup("_active", 5); // 0.5% in _active group. + + if (trial->group() == FieldTrial::kNotParticipating) + return; + runner = new WebSocketExperimentRunner; runner->Run(); } -- cgit v1.1