Move the thread hop for UMA user actions from content:: to base::.

components/metrics/metrics_service_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/metrics/metrics_service.h"
 
 #include <stdint.h>
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/metrics/metrics_hashes.h"
 #include "base/metrics/statistics_recorder.h"
+#include "base/metrics/user_metrics.h"
 #include "base/threading/platform_thread.h"
 #include "components/metrics/client_info.h"
 #include "components/metrics/metrics_log.h"
 #include "components/metrics/metrics_pref_names.h"
 #include "components/metrics/metrics_state_manager.h"
 #include "components/metrics/test_metrics_provider.h"
 #include "components/metrics/test_metrics_service_client.h"
 #include "components/prefs/testing_pref_service.h"
 #include "components/variations/metrics_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 38 matching lines @@
 
   ~TestMetricsLog() override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(TestMetricsLog);
 };
 
 class MetricsServiceTest : public testing::Test {
  public:
   MetricsServiceTest() : is_metrics_reporting_enabled_(false) {
+    base::SetRecordActionTaskRunner(message_loop.task_runner());
     MetricsService::RegisterPrefs(testing_local_state_.registry());
     metrics_state_manager_ = MetricsStateManager::Create(
         GetLocalState(),
         base::Bind(&MetricsServiceTest::is_metrics_reporting_enabled,
                    base::Unretained(this)),
         base::Bind(&StoreNoClientInfoBackup),
         base::Bind(&ReturnNoBackup));
   }
 
   ~MetricsServiceTest() override {
@@ skipping 66 matching lines @@
 
  private:
   bool is_metrics_reporting_enabled() const {
     return is_metrics_reporting_enabled_;
   }
 
   bool is_metrics_reporting_enabled_;
   TestingPrefServiceSimple testing_local_state_;
   scoped_ptr<MetricsStateManager> metrics_state_manager_;
   base::MessageLoop message_loop;
+  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(MetricsServiceTest);
 };
 
 }  // namespace
 
 TEST_F(MetricsServiceTest, InitialStabilityLogAfterCleanShutDown) {
   EnableMetricsReporting();
   GetLocalState()->SetBoolean(prefs::kStabilityExitedCleanly, true);
 
@@ skipping 233 matching lines @@
 
   TestMetricsProvider* test_provider = new TestMetricsProvider();
   service.RegisterMetricsProvider(scoped_ptr<MetricsProvider>(test_provider));
 
   service.InitializeMetricsRecordingState();
 
   EXPECT_TRUE(test_provider->init_called());
 }
 
 }  // namespace metrics