Standardize usage of virtual/override/final specifiers.

extensions/browser/api/cast_channel/logger_unittest.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/test/simple_test_tick_clock.h"
 #include "extensions/browser/api/cast_channel/cast_auth_util.h"
 #include "extensions/browser/api/cast_channel/logger.h"
 #include "extensions/browser/api/cast_channel/logger_util.h"
@@ skipping 12 matching lines @@
 using proto::Log;
 using proto::SocketEvent;
 
 class CastChannelLoggerTest : public testing::Test {
  public:
   // |logger_| will take ownership of |clock_|.
   CastChannelLoggerTest()
       : clock_(new base::SimpleTestTickClock),
         logger_(new Logger(scoped_ptr<base::TickClock>(clock_),
                            base::TimeTicks())) {}
-  virtual ~CastChannelLoggerTest() {}
+  ~CastChannelLoggerTest() override {}
 
   bool Uncompress(const char* input, int length, std::string* output) {
     z_stream stream = {0};
 
     stream.next_in = reinterpret_cast<uint8*>(const_cast<char*>(input));
     stream.avail_in = length;
     stream.next_out = reinterpret_cast<uint8*>(&(*output)[0]);
     stream.avail_out = output->size();
 
     bool success = false;
@@ skipping 282 matching lines @@
 
   log = GetLog();
   ASSERT_TRUE(log.get() != NULL);
 
   EXPECT_EQ(0, log->aggregated_socket_event_size());
 }
 
 }  // namespace cast_channel
 }  // namespace core_api
 }  // namespace extensions