Standardize usage of virtual/override/final specifiers.

components/copresence/rpc/http_post_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 "components/copresence/rpc/http_post.h"
 
 #include "base/test/test_simple_task_runner.h"
 #include "components/copresence/proto/data.pb.h"
 #include "net/base/url_util.h"
 #include "net/http/http_status_code.h"
@@ skipping 17 matching lines @@
 
 class HttpPostTest : public testing::Test {
  public:
   HttpPostTest()
       : received_response_code_(0) {
     context_getter_ = new net::TestURLRequestContextGetter(
         make_scoped_refptr(new base::TestSimpleTaskRunner));
     proto_.set_client("test_client");
     proto_.set_version_code(123);
   }
-  virtual ~HttpPostTest() {}
+  ~HttpPostTest() override {}
 
   // Record the response sent back to the client for verification.
   void TestResponseCallback(int response_code,
                             const std::string& response) {
     received_response_code_ = response_code;
     received_response_ = response;
   }
 
  protected:
   bool ResponsePassedThrough(int response_code, const std::string& response) {
@@ skipping 83 matching lines @@
 
 TEST_F(HttpPostTest, ErrorResponse) {
   EXPECT_TRUE(ResponsePassedThrough(
       net::HTTP_BAD_REQUEST, "Bad client. Shame on you."));
   EXPECT_TRUE(ResponsePassedThrough(
       net::HTTP_INTERNAL_SERVER_ERROR, "I'm dying. Forgive me."));
   EXPECT_TRUE(ResponsePassedThrough(-1, ""));
 }
 
 }  // namespace copresence