Expand system font values during font property parsing

Source/core/rendering/RenderThemeChromiumSkia.cpp

Index: Source/core/rendering/RenderThemeChromiumSkia.cpp
diff --git a/Source/core/rendering/RenderThemeChromiumSkia.cpp b/Source/core/rendering/RenderThemeChromiumSkia.cpp
index b08f1213abad3cad7e9ae7c63d96e4ba5c17a8a1..9ef200f6c20fc2a0be86f3cd27bc9ac1776059c2 100644
--- a/Source/core/rendering/RenderThemeChromiumSkia.cpp
+++ b/Source/core/rendering/RenderThemeChromiumSkia.cpp
@@ -127,9 +127,9 @@ double RenderThemeChromiumSkia::caretBlinkInterval() const
     return caretBlinkIntervalInternal();
 }
 
-void RenderThemeChromiumSkia::systemFont(CSSValueID valueID, FontDescription& fontDescription) const
+void RenderThemeChromiumSkia::systemFont(CSSValueID systemFontID, FontStyle& fontStyle, FontWeight& fontWeight, float& fontSize, AtomicString& fontFamily) const
 {
-    RenderThemeChromiumFontProvider::systemFont(valueID, fontDescription);
+    RenderThemeChromiumFontProvider::systemFont(systemFontID, fontStyle, fontWeight, fontSize, fontFamily);
 }
 
 int RenderThemeChromiumSkia::minimumMenuListSize(RenderStyle* style) const