Remove HistogramSupport abstraction layer

Source/core/css/CSSFontFaceSource.cpp

 /*
  * Copyright (C) 2007, 2008, 2010, 2011 Apple 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/css/CSSFontFaceSource.h"
 
 #include "RuntimeEnabledFeatures.h"
 #include "core/css/CSSFontFace.h"
 #include "core/css/CSSFontSelector.h"
 #include "core/fetch/FontResource.h"
-#include "core/platform/HistogramSupport.h"
 #include "core/platform/graphics/FontCache.h"
 #include "core/platform/graphics/FontDescription.h"
 #include "core/platform/graphics/SimpleFontData.h"
+#include "public/platform/Platform.h"
 #include "wtf/CurrentTime.h"
 
 #if ENABLE(SVG_FONTS)
 #include "SVGNames.h"
 #include "core/svg/SVGFontData.h"
 #include "core/svg/SVGFontElement.h"
 #include "core/svg/SVGFontFaceElement.h"
 #endif
 
 namespace WebCore {
@@ skipping 226 matching lines @@
 
 void CSSFontFaceSource::FontLoadHistograms::loadStarted()
 {
     if (!m_loadStartTime)
         m_loadStartTime = currentTimeMS();
 }
 
 void CSSFontFaceSource::FontLoadHistograms::recordLocalFont(bool loadSuccess)
 {
     if (!m_loadStartTime) {
-        HistogramSupport::histogramEnumeration("WebFont.LocalFontUsed", loadSuccess ? 1 : 0, 2);
+        WebKit::Platform::current()->histogramEnumeration("WebFont.LocalFontUsed", loadSuccess ? 1 : 0, 2);
         m_loadStartTime = -1; // Do not count this font again.
     }
 }
 
 void CSSFontFaceSource::FontLoadHistograms::recordRemoteFont(const FontResource* font)
 {
     if (m_loadStartTime > 0 && font && !font->isLoading()) {
         int duration = static_cast<int>(currentTimeMS() - m_loadStartTime);
-        HistogramSupport::histogramCustomCounts(histogramName(font), duration, 0, 10000, 50);
+        WebKit::Platform::current()->histogramCustomCounts(histogramName(font), duration, 0, 10000, 50);
         m_loadStartTime = -1;
 
         enum { Miss, Hit, DataUrl, CacheHitEnumMax };
         int histogramValue = font->url().protocolIsData() ? DataUrl
             : font->response().wasCached() ? Hit
             : Miss;
-        HistogramSupport::histogramEnumeration("WebFont.CacheHit", histogramValue, CacheHitEnumMax);
+        WebKit::Platform::current()->histogramEnumeration("WebFont.CacheHit", histogramValue, CacheHitEnumMax);
     }
 }
 
 const char* CSSFontFaceSource::FontLoadHistograms::histogramName(const FontResource* font)
 {
     if (font->errorOccurred())
         return "WebFont.DownloadTime.LoadError";
 
     unsigned size = font->encodedSize();
     if (size < 10 * 1024)
         return "WebFont.DownloadTime.0.Under10KB";
     if (size < 50 * 1024)
         return "WebFont.DownloadTime.1.10KBTo50KB";
     if (size < 100 * 1024)
         return "WebFont.DownloadTime.2.50KBTo100KB";
     if (size < 1024 * 1024)
         return "WebFont.DownloadTime.3.100KBTo1MB";
     return "WebFont.DownloadTime.4.Over1MB";
 }
 
 }