replace 'virtual ... OVERRIDE' with '... override'

base/threading/thread_local_unittest.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 "base/logging.h"
 #include "base/threading/simple_thread.h"
 #include "base/threading/thread_local.h"
 #include "base/synchronization/waitable_event.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 19 matching lines @@
 class SetThreadLocal : public ThreadLocalTesterBase {
  public:
   SetThreadLocal(TLPType* tlp, base::WaitableEvent* done)
       : ThreadLocalTesterBase(tlp, done),
         val_(NULL) {
   }
   virtual ~SetThreadLocal() {}
 
   void set_value(ThreadLocalTesterBase* val) { val_ = val; }
 
-  virtual void Run() OVERRIDE {
+  void Run() override {
     DCHECK(!done_->IsSignaled());
     tlp_->Set(val_);
     done_->Signal();
   }
 
  private:
   ThreadLocalTesterBase* val_;
 };
 
 class GetThreadLocal : public ThreadLocalTesterBase {
  public:
   GetThreadLocal(TLPType* tlp, base::WaitableEvent* done)
       : ThreadLocalTesterBase(tlp, done),
         ptr_(NULL) {
   }
   virtual ~GetThreadLocal() {}
 
   void set_ptr(ThreadLocalTesterBase** ptr) { ptr_ = ptr; }
 
-  virtual void Run() OVERRIDE {
+  void Run() override {
     DCHECK(!done_->IsSignaled());
     *ptr_ = tlp_->Get();
     done_->Signal();
   }
 
  private:
   ThreadLocalTesterBase** ptr_;
 };
 
 }  // namespace
@@ skipping 89 matching lines @@
   }
 
   // Our slot should have been freed, we're all reset.
   {
     base::ThreadLocalBoolean tlb;
     EXPECT_FALSE(tlb.Get());
   }
 }
 
 }  // namespace base