Run clang-modernize -use-nullptr over src/extensions/.

extensions/browser/api/bluetooth/bluetooth_api.cc

 // Copyright (c) 2012 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 "extensions/browser/api/bluetooth/bluetooth_api.h"
 
 #include <string>
 
 #include "base/bind_helpers.h"
 #include "base/lazy_instance.h"
@@ skipping 125 matching lines @@
   return true;
 }
 
 BluetoothGetDeviceFunction::~BluetoothGetDeviceFunction() {}
 
 bool BluetoothGetDeviceFunction::DoWork(
     scoped_refptr<BluetoothAdapter> adapter) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
 
   scoped_ptr<GetDevice::Params> params(GetDevice::Params::Create(*args_));
-  EXTENSION_FUNCTION_VALIDATE(params.get() != NULL);
+  EXTENSION_FUNCTION_VALIDATE(params.get() != nullptr);
 
   BluetoothDevice* device = adapter->GetDevice(params->device_address);
   if (device) {
     bluetooth::Device extension_device;
     bluetooth::BluetoothDeviceToApiDevice(*device, &extension_device);
     SetResult(extension_device.ToValue().release());
     SendResponse(true);
   } else {
     SetError(kInvalidDevice);
     SendResponse(false);
@@ skipping 37 matching lines @@
       adapter.get(),
       extension_id(),
       base::Bind(&BluetoothStopDiscoveryFunction::OnSuccessCallback, this),
       base::Bind(&BluetoothStopDiscoveryFunction::OnErrorCallback, this));
 
   return true;
 }
 
 }  // namespace core_api
 }  // namespace extensions