Add onGetFamilyName to SkTypeface.

src/ports/SkFontConfigTypeface.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkFontConfigInterface.h"
 #include "SkFontHost_FreeType_common.h"
 #include "SkStream.h"
@@ skipping 47 matching lines @@
             , fFamilyName(familyName)
             , fLocalStream(NULL) {}
 
     FontConfigTypeface(Style style, bool fixedWidth, SkStream* localStream)
             : INHERITED(style, SkTypefaceCache::NewFontID(), fixedWidth) {
         // we default to empty fFamilyName and fIdentity
         fLocalStream = localStream;
         SkSafeRef(localStream);
     }
 
+    virtual void onGetFamilyName(SkString* familyName) const SK_OVERRIDE;
     virtual void onGetFontDescriptor(SkFontDescriptor*, bool*) const SK_OVERRIDE;
     virtual SkStream* onOpenStream(int* ttcIndex) const SK_OVERRIDE;
 
 private:
     typedef SkTypeface_FreeType INHERITED;
 };