Standardize usage of virtual/override/final specifiers.

content/browser/devtools/protocol/tracing_handler.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 "content/browser/devtools/protocol/tracing_handler.h"
 
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/debug/trace_event_impl.h"
@@ skipping 14 matching lines @@
 const char kRecordContinuously[] = "record-continuously";
 const char kRecordAsMuchAsPossible[] = "record-as-much-as-possible";
 const char kEnableSampling[] = "enable-sampling";
 const double kMinimumReportingInterval = 250.0;
 
 class DevToolsTraceSinkProxy : public TracingController::TraceDataSink {
  public:
   explicit DevToolsTraceSinkProxy(base::WeakPtr<TracingHandler> handler)
       : tracing_handler_(handler) {}
 
-  virtual void AddTraceChunk(const std::string& chunk) override {
+  void AddTraceChunk(const std::string& chunk) override {
     if (TracingHandler* h = tracing_handler_.get())
       h->OnTraceDataCollected(chunk);
   }
-  virtual void Close() override {
+  void Close() override {
     if (TracingHandler* h = tracing_handler_.get())
       h->OnTraceComplete();
   }
 
  private:
-  virtual ~DevToolsTraceSinkProxy() {}
+  ~DevToolsTraceSinkProxy() override {}
 
   base::WeakPtr<TracingHandler> tracing_handler_;
 };
 
 }  // namespace
 
 TracingHandler::TracingHandler(TracingHandler::Target target)
     : target_(target),
       is_recording_(false),
       weak_factory_(this) {
@@ skipping 150 matching lines @@
 void TracingHandler::DisableRecording(bool abort) {
   is_recording_ = false;
   buffer_usage_poll_timer_.reset();
   TracingController::GetInstance()->DisableRecording(
       abort ? nullptr : new DevToolsTraceSinkProxy(weak_factory_.GetWeakPtr()));
 }
 
 }  // namespace tracing
 }  // namespace devtools
 }  // namespace content