Move variations component code to variations namespace.

components/variations/study_filtering_unittest.cc

 // Copyright 2014 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.
 
 #include "components/variations/study_filtering.h"
 
 #include <vector>
 
 #include "base/strings/string_split.h"
 #include "components/variations/processed_study.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-namespace chrome_variations {
+namespace variations {
 
 namespace {
 
 // Converts |time| to Study proto format.
 int64 TimeToProtoTime(const base::Time& time) {
   return (time - base::Time::UnixEpoch()).InSeconds();
 }
 
 // Adds an experiment to |study| with the specified |name| and |probability|.
 Study_Experiment* AddExperiment(const std::string& name, int probability,
@@ skipping 445 matching lines @@
   EXPECT_FALSE(processed_study.Init(&study, false));
 
   default_group->set_name("def");
   EXPECT_TRUE(processed_study.Init(&study, false));
   Study_Experiment* repeated_group = study.add_experiment();
   repeated_group->set_name("abc");
   repeated_group->set_probability_weight(1);
   EXPECT_FALSE(processed_study.Init(&study, false));
 }
 
-}  // namespace chrome_variations
+}  // namespace variations