Simpler return value of HashTable::add/HashMap:add and others

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 126 matching lines @@
         // We don't want to check alternate font family names here, so pass true as the checkingAlternateName parameter.
         RefPtr<SimpleFontData> fontData = FontCache::fontCache()->getFontData(fontDescription, m_string, true);
         m_histograms.recordLocalFont(fontData);
         return fontData;
     }
 
     // See if we have a mapping in our FontData cache.
     AtomicString emptyFontFamily = "";
     FontCacheKey key = fontDescription.cacheKey(emptyFontFamily);
 
-    RefPtr<SimpleFontData>& fontData = m_fontDataTable.add(key.hash(), 0).iterator->value;
+    RefPtr<SimpleFontData>& fontData = m_fontDataTable.add(key.hash(), 0).storedValue->value;
     if (fontData)
         return fontData; // No release, because fontData is a reference to a RefPtr that is held in the m_fontDataTable.
 
     // If we are still loading, then we let the system pick a font.
     if (isLoaded()) {
         if (m_font) {
 #if ENABLE(SVG_FONTS)
             if (m_hasExternalSVGFont) {
                 // For SVG fonts parse the external SVG document, and extract the <font> element.
                 if (!m_font->ensureSVGFontData())
@@ skipping 154 matching lines @@
     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";
 }
 
 }