adapt FontConfig to use SK_FONTHOST_USES_FONTMGR

src/ports/SkFontConfigTypeface.h

Index: src/ports/SkFontConfigTypeface.h
diff --git a/src/ports/SkFontConfigTypeface.h b/src/ports/SkFontConfigTypeface.h
index 549e02f8263f7db54d054a5192f32dae53b3cfc2..e9f9a13c1e2757139e44ac80ab364d9017c12043 100644
--- a/src/ports/SkFontConfigTypeface.h
+++ b/src/ports/SkFontConfigTypeface.h
@@ -7,10 +7,10 @@
 
 #include "SkFontConfigInterface.h"
 #include "SkFontHost_FreeType_common.h"
+#include "SkStream.h"
 #include "SkTypefaceCache.h"
 
 class SkFontDescriptor;
-class SkStream;
 
 class FontConfigTypeface : public SkTypeface_FreeType {
     SkFontConfigInterface::FontIdentity fIdentity;
@@ -48,6 +48,10 @@ public:
         return fFamilyName.equals(name);
     }
 
+    static SkTypeface* LegacyCreateTypeface(const SkTypeface* family,
+                                            const char familyName[],
+                                            SkTypeface::Style);
+
 protected:
     friend class SkFontHost;    // hack until we can make public versions
 
@@ -56,6 +60,7 @@ protected:
                                   size_t length, void* data) const SK_OVERRIDE;
     virtual void onGetFontDescriptor(SkFontDescriptor*, bool*) const SK_OVERRIDE;
     virtual SkStream* onOpenStream(int* ttcIndex) const SK_OVERRIDE;
+    virtual SkTypeface* onRefMatchingStyle(Style) const SK_OVERRIDE;
 
 private:
     typedef SkTypeface_FreeType INHERITED;