Remove trailing semicolon at the end of a method definition

extensions/browser/api/media_perception_private/media_perception_api_manager_unittest.cc

 // Copyright 2017 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 "extensions/browser/api/media_perception_private/media_perception_api_manager.h"
 
 #include <queue>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/fake_media_analytics_client.h"
 #include "chromeos/dbus/fake_upstart_client.h"
 #include "chromeos/dbus/media_analytics_client.h"
 #include "chromeos/dbus/upstart_client.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace media_perception = extensions::api::media_perception_private;
 
 namespace chromeos {
 namespace {
 
 class TestUpstartClient : public FakeUpstartClient {
  public:
   TestUpstartClient() : enqueue_requests_(false) {}
 
-  ~TestUpstartClient() override{};
+  ~TestUpstartClient() override {}
 
   // Overrides behavior to queue start requests.
   void StartMediaAnalytics(const UpstartCallback& callback) override {
     pending_upstart_request_callbacks_.push(callback);
     if (!enqueue_requests_) {
       HandleNextUpstartRequest(true);
       return;
     }
   }
 
@@ skipping 158 matching lines @@
             SetStateAndWaitForResponse(manager_.get(), state));
   // Disable the functionality of the fake process.
   media_analytics_client_->set_process_running(false);
   EXPECT_EQ(CallbackStatus::DBUS_ERROR,
             GetStateAndWaitForResponse(manager_.get()));
   EXPECT_EQ(CallbackStatus::DBUS_ERROR,
             SetStateAndWaitForResponse(manager_.get(), state));
 }
 
 }  // namespace extensions