replace OVERRIDE and FINAL with override and final in sandbox/

sandbox/mac/bootstrap_sandbox_unittest.mm

 // 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 "sandbox/mac/bootstrap_sandbox.h"
 
 #include <CoreFoundation/CoreFoundation.h>
 #import <Foundation/Foundation.h>
 #include <mach/mach.h>
 #include <servers/bootstrap.h>
@@ skipping 62 matching lines @@
   CFRunLoopStop(CFRunLoopGetCurrent());
 }
 @end
 
 ////////////////////////////////////////////////////////////////////////////////
 
 namespace sandbox {
 
 class BootstrapSandboxTest : public base::MultiProcessTest {
  public:
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     base::MultiProcessTest::SetUp();
 
     sandbox_ = BootstrapSandbox::Create();
     ASSERT_TRUE(sandbox_.get());
   }
 
   BootstrapSandboxPolicy BaselinePolicy() {
     BootstrapSandboxPolicy policy;
     if (base::mac::IsOSSnowLeopard())
       policy.rules["com.apple.SecurityServer"] = Rule(POLICY_ALLOW);
@@ skipping 416 matching lines @@
   kr = mach_msg_receive(&rcv_msg.header);
   MACH_CHECK(kr == KERN_SUCCESS, kr) << "mach_msg_receive";
 
   // Try to message the sandbox.
   bootstrap_look_up(bootstrap_port, "test", &port);
 
   return 0;
 }
 
 }  // namespace sandbox