Move active field trial API to variations component.

chrome/browser/metrics/metrics_service_unittest.cc

 // Copyright (c) 2012 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 "chrome/browser/metrics/metrics_service.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/threading/platform_thread.h"
@@ skipping 106 matching lines @@
   // take between 1-15ms per the documented resolution of base::TimeTicks.
   void WaitUntilTimeChanges(const base::TimeTicks& value) {
     while (base::TimeTicks::Now() == value) {
       base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(1));
     }
   }
 
   // Returns true if there is a synthetic trial in the given vector that matches
   // the given trial name and trial group; returns false otherwise.
   bool HasSyntheticTrial(
-      const std::vector<chrome_variations::ActiveGroupId>& synthetic_trials,
+      const std::vector<variations::ActiveGroupId>& synthetic_trials,
       const std::string& trial_name,
       const std::string& trial_group) {
     uint32 trial_name_hash = metrics::HashName(trial_name);
     uint32 trial_group_hash = metrics::HashName(trial_group);
-    for (std::vector<chrome_variations::ActiveGroupId>::const_iterator it =
+    for (std::vector<variations::ActiveGroupId>::const_iterator it =
              synthetic_trials.begin();
          it != synthetic_trials.end(); ++it) {
       if ((*it).name == trial_name_hash && (*it).group == trial_group_hash)
         return true;
     }
     return false;
   }
 
  private:
   content::TestBrowserThreadBundle thread_bundle_;
@@ skipping 45 matching lines @@
   EnableMetricsReporting();
   GetLocalState()->ClearPref(prefs::kStabilityExitedCleanly);
 
   // Set up prefs to simulate restarting after a crash.
 
   // Save an existing system profile to prefs, to correspond to what would be
   // saved from a previous session.
   TestMetricsLog log("client", 1);
   log.RecordEnvironment(std::vector<content::WebPluginInfo>(),
                         GoogleUpdateMetrics(),
-                        std::vector<chrome_variations::ActiveGroupId>());
+                        std::vector<variations::ActiveGroupId>());
 
   // Record stability build time and version from previous session, so that
   // stability metrics (including exited cleanly flag) won't be cleared.
   GetLocalState()->SetInt64(prefs::kStabilityStatsBuildTime,
                             MetricsLog::GetBuildTime());
   GetLocalState()->SetString(prefs::kStabilityStatsVersion,
                              MetricsLog::GetVersionString());
 
   GetLocalState()->SetBoolean(prefs::kStabilityExitedCleanly, false);
 
@@ skipping 38 matching lines @@
   // Ensure that time has advanced by at least a tick before proceeding.
   WaitUntilTimeChanges(base::TimeTicks::Now());
 
   service.log_manager_.BeginLoggingWithLog(
       new MetricsLog("clientID", 1, MetricsLog::INITIAL_STABILITY_LOG));
   // Save the time when the log was started (it's okay for this to be greater
   // than the time recorded by the above call since it's used to ensure the
   // value changes).
   const base::TimeTicks begin_log_time = base::TimeTicks::Now();
 
-  std::vector<chrome_variations::ActiveGroupId> synthetic_trials;
+  std::vector<variations::ActiveGroupId> synthetic_trials;
   service.GetCurrentSyntheticFieldTrials(&synthetic_trials);
   EXPECT_EQ(2U, synthetic_trials.size());
   EXPECT_TRUE(HasSyntheticTrial(synthetic_trials, "TestTrial1", "Group1"));
   EXPECT_TRUE(HasSyntheticTrial(synthetic_trials, "TestTrial2", "Group2"));
 
   // Ensure that time has advanced by at least a tick before proceeding.
   WaitUntilTimeChanges(begin_log_time);
 
   // Change the group for the first trial after the log started.
   SyntheticTrialGroup trial3(metrics::HashName("TestTrial1"),
@@ skipping 86 matching lines @@
 
   service.RemoveObserver(&observer1);
 
   service.OpenNewLog();
   EXPECT_EQ(2, observer1.observed());
   EXPECT_EQ(2, observer2.observed());
   service.log_manager_.FinishCurrentLog();
 
   service.RemoveObserver(&observer2);
 }