[sensors] [mac] Implement ambient light sensor for macOS

device/generic_sensor/platform_sensor_provider_mac.h

Index: device/generic_sensor/platform_sensor_provider_mac.h
diff --git a/device/generic_sensor/fake_platform_sensor_provider.h b/device/generic_sensor/platform_sensor_provider_mac.h
similarity index 52%
copy from device/generic_sensor/fake_platform_sensor_provider.h
copy to device/generic_sensor/platform_sensor_provider_mac.h
index ea2178b4c3f10b6824f2df37f83c9d2d5d2f80bf..318a9665971368efe8d593e7fe28c9463f1090cc 100644
--- a/device/generic_sensor/fake_platform_sensor_provider.h
+++ b/device/generic_sensor/platform_sensor_provider_mac.h
@@ -2,19 +2,19 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef DEVICE_GENERIC_SENSOR_FAKE_PLATFORM_SENSOR_PROVIDER_H_
-#define DEVICE_GENERIC_SENSOR_FAKE_PLATFORM_SENSOR_PROVIDER_H_
+#ifndef DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_MAC_H_
+#define DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_MAC_H_
 
 #include "device/generic_sensor/platform_sensor_provider.h"
 
 namespace device {
 
-class FakePlatformSensorProvider : public PlatformSensorProvider {
+class PlatformSensorProviderMac : public PlatformSensorProvider {
  public:
-  FakePlatformSensorProvider();
-  ~FakePlatformSensorProvider() override;
+  PlatformSensorProviderMac();
+  ~PlatformSensorProviderMac() override;
 
-  static FakePlatformSensorProvider* GetInstance();
+  static PlatformSensorProviderMac* GetInstance();
 
  protected:
   scoped_refptr<PlatformSensor> CreateSensorInternal(
@@ -23,9 +23,9 @@ class FakePlatformSensorProvider : public PlatformSensorProvider {
       uint64_t buffer_size) override;
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(FakePlatformSensorProvider);
+  DISALLOW_COPY_AND_ASSIGN(PlatformSensorProviderMac);
 };
 
 }  // namespace device
 
-#endif  // DEVICE_GENERIC_SENSOR_MOCK_PLATFORM_SENSOR_PROVIDER_H_
+#endif  // DEVICE_GENERIC_SENSOR_PLATFORM_SENSOR_PROVIDER_MAC_H_