Move //device/generic_sensor to be part of the internal implementation of the Device Service.

device/generic_sensor/platform_sensor_provider_base.h

Index: device/generic_sensor/platform_sensor_provider_base.h
diff --git a/device/generic_sensor/platform_sensor_provider_base.h b/device/generic_sensor/platform_sensor_provider_base.h
deleted file mode 100644
index c38443bee899d568c2d020fe85112834ec1aca58..0000000000000000000000000000000000000000
--- a/device/generic_sensor/platform_sensor_provider_base.h
+++ /dev/null
@@ -1,84 +0,0 @@
-// Copyright 2016 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 DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_
-#define DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_
-
-#include "base/macros.h"
-
-#include "base/single_thread_task_runner.h"
-#include "base/threading/thread_checker.h"
-#include "device/generic_sensor/generic_sensor_export.h"
-#include "device/generic_sensor/platform_sensor.h"
-
-namespace device {
-
-// Base class that defines factory methods for PlatformSensor creation.
-// Its implementations must be accessed via GetInstance() method.
-class DEVICE_GENERIC_SENSOR_EXPORT PlatformSensorProviderBase {
- public:
-  using CreateSensorCallback =
-      base::Callback<void(scoped_refptr<PlatformSensor>)>;
-
-  // Creates new instance of PlatformSensor.
-  void CreateSensor(mojom::SensorType type,
-                    const CreateSensorCallback& callback);
-
-  // Gets previously created instance of PlatformSensor by sensor type |type|.
-  scoped_refptr<PlatformSensor> GetSensor(mojom::SensorType type);
-
-  // Shared buffer getters.
-  mojo::ScopedSharedBufferHandle CloneSharedBufferHandle();
-
-  // Returns 'true' if some of sensor instances produced by this provider are
-  // alive; 'false' otherwise.
-  bool HasSensors() const;
-
-  // Implementations might want to override this in order to be able
-  // to read from sensor files. For example, linux does so.
-  virtual void SetFileTaskRunner(
-      scoped_refptr<base::SingleThreadTaskRunner> file_task_runner) {}
-
- protected:
-  PlatformSensorProviderBase();
-  virtual ~PlatformSensorProviderBase();
-
-  // Method that must be implemented by platform specific classes.
-  virtual void CreateSensorInternal(mojom::SensorType type,
-                                    mojo::ScopedSharedBufferMapping mapping,
-                                    const CreateSensorCallback& callback) = 0;
-
-  // Implementations might override this method to free resources when there
-  // are no sensors left.
-  virtual void AllSensorsRemoved() {}
-
-  void NotifySensorCreated(mojom::SensorType type,
-                           scoped_refptr<PlatformSensor> sensor);
-
-  std::vector<mojom::SensorType> GetPendingRequestTypes();
-
-  mojo::ScopedSharedBufferMapping MapSharedBufferForType(
-      mojom::SensorType type);
-
-  THREAD_CHECKER(thread_checker_);
-
- private:
-  friend class PlatformSensor;  // To call RemoveSensor();
-
-  bool CreateSharedBufferIfNeeded();
-  void RemoveSensor(mojom::SensorType type);
-
- private:
-  using CallbackQueue = std::vector<CreateSensorCallback>;
-
-  std::map<mojom::SensorType, PlatformSensor*> sensor_map_;
-  std::map<mojom::SensorType, CallbackQueue> requests_map_;
-  mojo::ScopedSharedBufferHandle shared_buffer_handle_;
-
-  DISALLOW_COPY_AND_ASSIGN(PlatformSensorProviderBase);
-};
-
-}  // namespace device
-
-#endif  // DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_BASE_H_