1 files changed, 13 insertions, 1 deletions
diff --git a/src/3rdparty/webkit/WebCore/platform/graphics/FontFallbackList.h b/src/3rdparty/webkit/WebCore/platform/graphics/FontFallbackList.h
index 07938ae..14ebbe4 100644
--- a/src/3rdparty/webkit/WebCore/platform/graphics/FontFallbackList.h
+++ b/src/3rdparty/webkit/WebCore/platform/graphics/FontFallbackList.h
@@ -31,6 +31,7 @@
 namespace WebCore {
 
 class Font;
+class GlyphPageTreeNode;
 class GraphicsContext;
 class IntRect;
 class FontDescription;
@@ -57,7 +58,15 @@ public:
 private:
     FontFallbackList();
 
-    const FontData* primaryFont(const Font* f) const { return fontDataAt(f, 0); }
+    const SimpleFontData* primarySimpleFontData(const Font* f)
+    { 
+        ASSERT(isMainThread());
+        if (!m_cachedPrimarySimpleFontData)
+            m_cachedPrimarySimpleFontData = primaryFontData(f)->fontDataForCharacter(' ');
+        return m_cachedPrimarySimpleFontData;
+    }
+
+    const FontData* primaryFontData(const Font* f) const { return fontDataAt(f, 0); }
     const FontData* fontDataAt(const Font*, unsigned index) const;
     const FontData* fontDataForCharacters(const Font*, const UChar*, int length) const;
     
@@ -66,6 +75,9 @@ private:
     void releaseFontData();
 
     mutable Vector<pair<const FontData*, bool>, 1> m_fontList;
+    mutable HashMap<int, GlyphPageTreeNode*> m_pages;
+    mutable GlyphPageTreeNode* m_pageZero;
+    mutable const SimpleFontData* m_cachedPrimarySimpleFontData;
     RefPtr<FontSelector> m_fontSelector;
     mutable int m_familyIndex;
     mutable Pitch m_pitch;