[Sensors] Improvements in shared buffer managing

device/generic_sensor/fake_platform_sensor_provider.cc

Index: device/generic_sensor/fake_platform_sensor_provider.cc
diff --git a/device/generic_sensor/fake_platform_sensor_provider.cc b/device/generic_sensor/fake_platform_sensor_provider.cc
index 37c19de5bbe05443ec07315a10bd3362b35638a1..34866d5ec906e66f06fa937a72afb063f887b2d8 100644
--- a/device/generic_sensor/fake_platform_sensor_provider.cc
+++ b/device/generic_sensor/fake_platform_sensor_provider.cc
@@ -23,10 +23,9 @@ FakePlatformSensorProvider::~FakePlatformSensorProvider() = default;
 void FakePlatformSensorProvider::CreateSensorInternal(
     mojom::SensorType type,
     mojo::ScopedSharedBufferMapping mapping,
-    uint64_t buffer_size,
     const CreateSensorCallback& callback) {
-  scoped_refptr<FakePlatformSensor> sensor =
-      new FakePlatformSensor(type, std::move(mapping), buffer_size, this);
+  scoped_refptr<FakePlatformSensor> sensor = new FakePlatformSensor(
+      type, std::move(mapping), this, base::ThreadTaskRunnerHandle::Get());
   callback.Run(std::move(sensor));
 }