Remove usage of FOR_EACH_OBSERVER macro in device/

device/bluetooth/bluetooth_adapter_android.cc

 // Copyright 2015 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 "device/bluetooth/bluetooth_adapter_android.h"
 
 #include <memory>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 202 matching lines @@
 
   device_android->UpdateAdvertisementData(
       BluetoothDevice::ClampPower(rssi), std::move(advertised_bluetooth_uuids),
       {} /* service_data */,
       // Android uses INT32_MIN to indicate no Advertised Tx Power.
       // https://developer.android.com/reference/android/bluetooth/le/ScanRecord.html#getTxPowerLevel()
       tx_power == INT32_MIN ? nullptr : &clamped_tx_power);
 
   if (is_new_device) {
     devices_.add(device_address, std::move(device_android_owner));
-    FOR_EACH_OBSERVER(BluetoothAdapter::Observer, observers_,
-                      DeviceAdded(this, device_android));
+    for (auto& observer : observers_)
+      observer.DeviceAdded(this, device_android);
   } else {
-    FOR_EACH_OBSERVER(BluetoothAdapter::Observer, observers_,
-                      DeviceChanged(this, device_android));
+    for (auto& observer : observers_)
+      observer.DeviceChanged(this, device_android);
   }
 }
 
 BluetoothAdapterAndroid::BluetoothAdapterAndroid() : weak_ptr_factory_(this) {
 }
 
 BluetoothAdapterAndroid::~BluetoothAdapterAndroid() {
   Java_ChromeBluetoothAdapter_onBluetoothAdapterAndroidDestruction(
       AttachCurrentThread(), j_adapter_);
 }
@@ skipping 87 matching lines @@
   // TODO(scheib): Support filters crbug.com/490401
   NOTIMPLEMENTED();
   error_callback.Run(UMABluetoothDiscoverySessionOutcome::NOT_IMPLEMENTED);
 }
 
 void BluetoothAdapterAndroid::RemovePairingDelegateInternal(
     device::BluetoothDevice::PairingDelegate* pairing_delegate) {
 }
 
 }  // namespace device