Fix virtual/override/final usage in the rest of Source/core/.

Source/core/inspector/InspectorProfilerAgent.h

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 36 matching lines @@
 class InspectorOverlay;
 
 
 typedef String ErrorString;
 
 class CORE_EXPORT InspectorProfilerAgent final : public InspectorBaseAgent<InspectorProfilerAgent, InspectorFrontend::Profiler>, public InspectorBackendDispatcher::ProfilerCommandHandler {
     WTF_MAKE_NONCOPYABLE(InspectorProfilerAgent);
     WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(InspectorProfilerAgent);
 public:
     static PassOwnPtrWillBeRawPtr<InspectorProfilerAgent> create(InjectedScriptManager*, InspectorOverlay*);
-    virtual ~InspectorProfilerAgent();
+    ~InspectorProfilerAgent() override;
     DECLARE_VIRTUAL_TRACE();
 
     void consoleProfile(ExecutionContext*, const String& title);
     void consoleProfileEnd(const String& title);
 
     void enable(ErrorString*) override;
     void setSamplingInterval(ErrorString*, int) override;
     void start(ErrorString*) override;
     void stop(ErrorString*, RefPtr<TypeBuilder::Profiler::CPUProfile>&) override;
 
@@ skipping 24 matching lines @@
     RawPtrWillBeMember<InspectorOverlay> m_overlay;
 
     void idleStarted();
     void idleFinished();
 };
 
 } // namespace blink
 
 
 #endif // !defined(InspectorProfilerAgent_h)