Reland: WTF: Implement explicit RefPtr::operator bool.

third_party/WebKit/Source/core/css/LocalFontFaceSource.cpp

Index: third_party/WebKit/Source/core/css/LocalFontFaceSource.cpp
diff --git a/third_party/WebKit/Source/core/css/LocalFontFaceSource.cpp b/third_party/WebKit/Source/core/css/LocalFontFaceSource.cpp
index 4ea73e26d89176c6217cce40ccad4c992eb71525..cb56dd16357006ce2a6a343c3c66b7efa30bbcbf 100644
--- a/third_party/WebKit/Source/core/css/LocalFontFaceSource.cpp
+++ b/third_party/WebKit/Source/core/css/LocalFontFaceSource.cpp
@@ -20,7 +20,7 @@ PassRefPtr<SimpleFontData> LocalFontFaceSource::createFontData(const FontDescrip
 {
     // 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_fontName, true);
-    m_histograms.record(fontData);
+    m_histograms.record(fontData.get());
     return fontData.release();
 }