Make blink classes and structures in core/css fast-allocated

Source/core/css/RemoteFontFaceSource.h

 // 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.
 
 #ifndef RemoteFontFaceSource_h
 #define RemoteFontFaceSource_h
 
 #include "core/css/CSSFontFaceSource.h"
 #include "core/fetch/FontResource.h"
 #include "core/fetch/ResourcePtr.h"
+#include "wtf/Allocator.h"
 
 namespace blink {
 
 class FontLoader;
 
 class RemoteFontFaceSource final : public CSSFontFaceSource, public FontResourceClient {
 public:
     explicit RemoteFontFaceSource(FontResource*, PassRefPtrWillBeRawPtr<FontLoader>);
     ~RemoteFontFaceSource() override;
 
@@ skipping 14 matching lines @@
 
     DECLARE_VIRTUAL_TRACE();
 
 protected:
     PassRefPtr<SimpleFontData> createFontData(const FontDescription&) override;
     PassRefPtr<SimpleFontData> createLoadingFallbackFontData(const FontDescription&);
     void pruneTable();
 
 private:
     class FontLoadHistograms {
+        DISALLOW_ALLOCATION();
     public:
         FontLoadHistograms() : m_loadStartTime(0), m_fallbackPaintTime(0) { }
         void loadStarted();
         void fallbackFontPainted();
         void recordRemoteFont(const FontResource*);
         void recordFallbackTime(const FontResource*);
         bool hadBlankText() { return m_fallbackPaintTime; }
     private:
         const char* histogramName(const FontResource*);
         double m_loadStartTime;
         double m_fallbackPaintTime;
     };
 
     ResourcePtr<FontResource> m_font;
     RefPtrWillBeMember<FontLoader> m_fontLoader;
     FontLoadHistograms m_histograms;
 };
 
 } // namespace blink
 
 #endif