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Unified Diff: base/field_trial.h

Issue 150141: Implement shortcut for finalizing a trial with all remaining probability... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 11 years, 6 months ago
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Index: base/field_trial.h
===================================================================
--- base/field_trial.h (revision 19682)
+++ base/field_trial.h (working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
@@ -50,7 +50,7 @@
// "MemoryExperiment").data(), count);
// The above code will create 3 distinct histograms, with each run of the
-// application being assigned to of of teh three groups, and for each group, the
+// application being assigned to of of the three groups, and for each group, the
// correspondingly named histogram will be populated:
// Memory.RendererTotal // 96% of users still fill this histogram.
@@ -80,7 +80,9 @@
// Provide an easy way to assign all remaining probability to a group. Note
// that this will force an instance to participate, and make it illegal to
- // attempt to probabalistically add any other groups to the trial.
+ // attempt to probabalistically add any other groups to the trial. When doing
+ // A/B tests with timings, it is often best to define all groups, so that
+ // histograms will get unique names via the MakeName() methods.
static const Probability kAllRemainingProbability;
// The name is used to register the instance with the FieldTrialList class,
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