Reduce usage of FOR_EACH_OBSERVER macro in components/

components/pairing/bluetooth_controller_pairing_controller.cc

 // 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.
 
 #include "components/pairing/bluetooth_controller_pairing_controller.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 31 matching lines @@
   }
 
   return device;
 }
 
 void BluetoothControllerPairingController::ChangeStage(Stage new_stage) {
   if (current_stage_ == new_stage)
     return;
   VLOG(1) << "ChangeStage " << new_stage;
   current_stage_ = new_stage;
-  FOR_EACH_OBSERVER(ControllerPairingController::Observer, observers_,
-                    PairingStageChanged(new_stage));
+  for (ControllerPairingController::Observer& observer : observers_)
+    observer.PairingStageChanged(new_stage);
 }
 
 void BluetoothControllerPairingController::Reset() {
   controller_device_id_.clear();
   discovery_session_.reset();
 
   if (socket_.get()) {
     socket_->Close();
     socket_ = NULL;
   }
 
   if (adapter_.get()) {
     adapter_->RemoveObserver(this);
     adapter_ = NULL;
   }
 }
 
 void BluetoothControllerPairingController::DeviceFound(
     device::BluetoothDevice* device) {
   DCHECK_EQ(current_stage_, STAGE_DEVICES_DISCOVERY);
   DCHECK(thread_checker_.CalledOnValidThread());
   if (base::StartsWith(device->GetNameForDisplay(),
                        base::ASCIIToUTF16(kDeviceNamePrefix),
                        base::CompareCase::INSENSITIVE_ASCII)) {
     discovered_devices_.insert(device->GetAddress());
-    FOR_EACH_OBSERVER(ControllerPairingController::Observer, observers_,
-                      DiscoveredDevicesListChanged());
+    for (ControllerPairingController::Observer& observer : observers_)
+      observer.DiscoveredDevicesListChanged();
   }
 }
 
 void BluetoothControllerPairingController::DeviceLost(
     device::BluetoothDevice* device) {
   DCHECK_EQ(current_stage_, STAGE_DEVICES_DISCOVERY);
   DCHECK(thread_checker_.CalledOnValidThread());
   std::set<std::string>::iterator ix =
       discovered_devices_.find(device->GetAddress());
   if (ix != discovered_devices_.end()) {
     discovered_devices_.erase(ix);
-    FOR_EACH_OBSERVER(ControllerPairingController::Observer, observers_,
-                      DiscoveredDevicesListChanged());
+    for (ControllerPairingController::Observer& observer : observers_)
+      observer.DiscoveredDevicesListChanged();
   }
 }
 
 void BluetoothControllerPairingController::SendBuffer(
     scoped_refptr<net::IOBuffer> io_buffer, int size) {
   socket_->Send(
       io_buffer, size,
       base::Bind(&BluetoothControllerPairingController::OnSendComplete,
                  ptr_factory_.GetWeakPtr()),
       base::Bind(&BluetoothControllerPairingController::OnErrorWithMessage,
@@ skipping 396 matching lines @@
   ChangeStage(STAGE_WAITING_FOR_CODE_CONFIRMATION);
 }
 
 void BluetoothControllerPairingController::AuthorizePairing(
     device::BluetoothDevice* device) {
   // Disallow unknown device.
   device->RejectPairing();
 }
 
 }  // namespace pairing_chromeos