Pass RapporService to content/browser/

components/rappor/rappor_service.h

Index: components/rappor/rappor_service.h
diff --git a/components/rappor/rappor_service.h b/components/rappor/rappor_service.h
deleted file mode 100644
index 3bafcad7109b6364ec9b66ec90da664da1502f62..0000000000000000000000000000000000000000
--- a/components/rappor/rappor_service.h
+++ /dev/null
@@ -1,176 +0,0 @@
-// 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.
-
-#ifndef COMPONENTS_RAPPOR_RAPPOR_SERVICE_H_
-#define COMPONENTS_RAPPOR_RAPPOR_SERVICE_H_
-
-#include <stdint.h>
-
-#include <map>
-#include <memory>
-#include <string>
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "base/memory/weak_ptr.h"
-#include "base/threading/thread_checker.h"
-#include "base/timer/timer.h"
-#include "components/metrics/daily_event.h"
-#include "components/rappor/rappor_parameters.h"
-#include "components/rappor/sample.h"
-#include "components/rappor/sampler.h"
-
-class PrefRegistrySimple;
-class PrefService;
-
-namespace net {
-class URLRequestContextGetter;
-}
-
-namespace rappor {
-
-class LogUploaderInterface;
-class RapporMetric;
-class RapporReports;
-
-// This class provides an interface for recording samples for rappor metrics,
-// and periodically generates and uploads reports based on the collected data.
-class RapporService : public base::SupportsWeakPtr<RapporService> {
- public:
-  // Constructs a RapporService.
-  // Calling code is responsible for ensuring that the lifetime of
-  // |pref_service| is longer than the lifetime of RapporService.
-  // |is_incognito_callback| will be called to test if incognito mode is active.
-  RapporService(PrefService* pref_service,
-                const base::Callback<bool(void)> is_incognito_callback);
-  virtual ~RapporService();
-
-  // Add an observer for collecting daily metrics.
-  void AddDailyObserver(
-      std::unique_ptr<metrics::DailyEvent::Observer> observer);
-
-  // Initializes the rappor service, including loading the cohort and secret
-  // preferences from disk.
-  void Initialize(net::URLRequestContextGetter* context);
-
-  // Updates the settings for metric recording and uploading.
-  // The RapporService must be initialized before this method is called.
-  // |recording_groups| should be set of flags, e.g.
-  //    UMA_RECORDING_GROUP | SAFEBROWSING_RECORDING_GROUP
-  // If it contains any enabled groups, periodic reports will be
-  // generated and queued for upload.
-  // If |may_upload| is true, reports will be uploaded from the queue.
-  void Update(int recording_groups, bool may_upload);
-
-  // Constructs a Sample object for the caller to record fields in.
-  virtual std::unique_ptr<Sample> CreateSample(RapporType);
-
-  // Records a Sample of rappor metric specified by |metric_name|.
-  //
-  // TODO(holte): Rename RecordSample to RecordString and then rename this
-  // to RecordSample.
-  //
-  // example:
-  // std::unique_ptr<Sample> sample =
-  // rappor_service->CreateSample(MY_METRIC_TYPE);
-  // sample->SetStringField("Field1", "some string");
-  // sample->SetFlagsValue("Field2", SOME|FLAGS);
-  // rappor_service->RecordSample("MyMetric", std::move(sample));
-  //
-  // This will result in a report setting two metrics "MyMetric.Field1" and
-  // "MyMetric.Field2", and they will both be generated from the same sample,
-  // to allow for correlations to be computed.
-  virtual void RecordSampleObj(const std::string& metric_name,
-                               std::unique_ptr<Sample> sample);
-
-  // Records a sample of the rappor metric specified by |metric_name|.
-  // Creates and initializes the metric, if it doesn't yet exist.
-  virtual void RecordSample(const std::string& metric_name,
-                            RapporType type,
-                            const std::string& sample);
-
-  // Registers the names of all of the preferences used by RapporService in the
-  // provided PrefRegistry. This should be called before calling Start().
-  static void RegisterPrefs(PrefRegistrySimple* registry);
-
- protected:
-  // Initializes the state of the RapporService.
-  void InitializeInternal(std::unique_ptr<LogUploaderInterface> uploader,
-                          int32_t cohort,
-                          const std::string& secret);
-
-  // Cancels the next call to OnLogInterval.
-  virtual void CancelNextLogRotation();
-
-  // Schedules the next call to OnLogInterval.
-  virtual void ScheduleNextLogRotation(base::TimeDelta interval);
-
-  // Logs all of the collected metrics to the reports proto message and clears
-  // the internal map. Exposed for tests. Returns true if any metrics were
-  // recorded.
-  bool ExportMetrics(RapporReports* reports);
-
- private:
-  // Records a sample of the rappor metric specified by |parameters|.
-  // Creates and initializes the metric, if it doesn't yet exist.
-  // Exposed for tests.
-  void RecordSampleInternal(const std::string& metric_name,
-                            const RapporParameters& parameters,
-                            const std::string& sample);
-
-  // Checks if the service has been started successfully.
-  bool IsInitialized() const;
-
-  // Called whenever the logging interval elapses to generate a new log of
-  // reports and pass it to the uploader.
-  void OnLogInterval();
-
-  // Check if recording of the metric is allowed, given it's parameters.
-  // This will check that we are not in incognito mode, and that the
-  // appropriate recording group is enabled.
-  bool RecordingAllowed(const RapporParameters& parameters);
-
-  // Finds a metric in the metrics_map_, creating it if it doesn't already
-  // exist.
-  RapporMetric* LookUpMetric(const std::string& metric_name,
-                             const RapporParameters& parameters);
-
-  // A weak pointer to the PrefService used to read and write preferences.
-  PrefService* pref_service_;
-
-  // A callback for testing if incognito mode is active;
-  const base::Callback<bool(void)> is_incognito_callback_;
-
-  // Client-side secret used to generate fake bits.
-  std::string secret_;
-
-  // The cohort this client is assigned to. -1 is uninitialized.
-  int32_t cohort_;
-
-  // Timer which schedules calls to OnLogInterval().
-  base::OneShotTimer log_rotation_timer_;
-
-  // A daily event for collecting metrics once a day.
-  metrics::DailyEvent daily_event_;
-
-  // A private LogUploader instance for sending reports to the server.
-  std::unique_ptr<LogUploaderInterface> uploader_;
-
-  // The set of recording groups that metrics are being recorded, e.g.
-  //     UMA_RECORDING_GROUP | SAFEBROWSING_RECORDING_GROUP
-  int recording_groups_;
-
-  // We keep all registered metrics in a map, from name to metric.
-  std::map<std::string, std::unique_ptr<RapporMetric>> metrics_map_;
-
-  internal::Sampler sampler_;
-
-  base::ThreadChecker thread_checker_;
-
-  DISALLOW_COPY_AND_ASSIGN(RapporService);
-};
-
-}  // namespace rappor
-
-#endif  // COMPONENTS_RAPPOR_RAPPOR_SERVICE_H_