Fix font family based fallback font selection

Source/platform/fonts/FontDescription.cpp

Index: Source/platform/fonts/FontDescription.cpp
diff --git a/Source/platform/fonts/FontDescription.cpp b/Source/platform/fonts/FontDescription.cpp
index 4f84d9f0cc0e56498d016f843c5fd3ee7e361b4a..49d735800de4be3b8b4d3aed03d87d6cba4a9584 100644
--- a/Source/platform/fonts/FontDescription.cpp
+++ b/Source/platform/fonts/FontDescription.cpp
@@ -127,7 +127,7 @@ float FontDescription::effectiveFontSize() const
     return floorf(size * FontCacheKey::precisionMultiplier()) / FontCacheKey::precisionMultiplier();
 }
 
-FontCacheKey FontDescription::cacheKey(const AtomicString& familyName, FontTraits desiredTraits) const
+FontCacheKey FontDescription::cacheKey(const FontFaceCreationParams& creationParams, FontTraits desiredTraits) const
 {
     FontTraits fontTraits = desiredTraits.mask()
         ? desiredTraits
@@ -141,7 +141,7 @@ FontCacheKey FontDescription::cacheKey(const AtomicString& familyName, FontTrait
         static_cast<unsigned>(m_orientation) << 1 | // bit 2
         static_cast<unsigned>(m_subpixelTextPosition); // bit 1
 
-    return FontCacheKey(familyName, effectiveFontSize(), options | fontTraits.mask() << 8);
+    return FontCacheKey(creationParams, effectiveFontSize(), options | fontTraits.mask() << 8);
 }