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

extensions/browser/api/bluetooth_socket/bluetooth_socket_apitest.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 <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 90 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(BluetoothSocketApiTest, Connect) {
   ResultCatcher catcher;
   catcher.RestrictToBrowserContext(browser()->profile());
 
   // Return the right mock device object for the address used by the test,
   // return NULL for the "Device not found" test.
   EXPECT_CALL(*mock_adapter_.get(), GetDevice(mock_device1_->GetAddress()))
       .WillRepeatedly(testing::Return(mock_device1_.get()));
   EXPECT_CALL(*mock_adapter_.get(), GetDevice(std::string("aa:aa:aa:aa:aa:aa")))
-      .WillOnce(testing::Return(static_cast<BluetoothDevice*>(NULL)));
+      .WillOnce(testing::Return(static_cast<BluetoothDevice*>(nullptr)));
 
   // Return a mock socket object as a successful result to the connect() call.
   BluetoothUUID service_uuid("8e3ad063-db38-4289-aa8f-b30e4223cf40");
   scoped_refptr<testing::StrictMock<MockBluetoothSocket> > mock_socket
       = new testing::StrictMock<MockBluetoothSocket>();
   EXPECT_CALL(*mock_device1_,
               ConnectToService(service_uuid, testing::_, testing::_))
       .WillOnce(InvokeCallbackArgument<1>(mock_socket));
 
   // Since the socket is unpaused, expect a call to Receive() from the socket
@@ skipping 89 matching lines @@
   catcher.RestrictToBrowserContext(browser()->profile());
 
   // Run the test.
   scoped_refptr<const Extension> extension(
       LoadExtension(test_data_dir_.AppendASCII(
           "bluetooth_socket/permission_denied")));
   ASSERT_TRUE(extension.get());
 
   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
 }