Make classes and structures in core/inspector fast-allocated.

Source/core/inspector/InspectorInstrumentation.h

 /*
 * 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
@@ skipping 63 matching lines @@
     InstrumentingAgents* instrumentingAgents() const { return m_instrumentingAgents.get(); }
     bool isValid() const { return !!m_instrumentingAgents; }
 
 private:
     RefPtrWillBeMember<InstrumentingAgents> m_instrumentingAgents;
 };
 
 namespace InspectorInstrumentation {
 
 class CORE_EXPORT FrontendCounter {
+    STATIC_ONLY(FrontendCounter);
 private:
     friend void frontendCreated();
     friend void frontendDeleted();
     friend bool hasFrontends();
     static int s_frontendCounter;
 };
 
 inline void frontendCreated() { atomicIncrement(&FrontendCounter::s_frontendCounter); }
 inline void frontendDeleted() { atomicDecrement(&FrontendCounter::s_frontendCounter); }
 inline bool hasFrontends() { return FrontendCounter::s_frontendCounter; }
@@ skipping 78 matching lines @@
 
 } // namespace blink
 
 #include "core/InspectorInstrumentationInl.h"
 
 #include "core/inspector/InspectorInstrumentationCustomInl.h"
 
 #include "core/InspectorOverridesInl.h"
 
 #endif // !defined(InspectorInstrumentation_h)