remove SkFontHost::CreateScalerContext

src/ports/SkFontHost_freetype_mac.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkFontHost.h"
 #include "SkTypefaceCache.h"
 
@@ skipping 78 matching lines @@
 
 void SkFontHost::Serialize(const SkTypeface*, SkWStream*) {
     SkDEBUGFAIL("SkFontHost::Serialize unimplemented");
 }
 
 SkTypeface* SkFontHost::Deserialize(SkStream* stream) {
     SkDEBUGFAIL("SkFontHost::Deserialize unimplemented");
     return NULL;
 }
 
-SkFontID SkFontHost::NextLogicalFont(SkFontID currFontID, SkFontID origFontID) {
-    return 0;
+SkTypeface* SkFontHost::NextLogicalTypeface(SkFontID currFontID, SkFontID origFontID) {
+    return NULL;
 }
 
 #include "SkTypeface_mac.h"
 
 SkTypeface* SkCreateTypefaceFromCTFont(CTFontRef fontRef) {
     SkDEBUGFAIL("Not supported");
     return NULL;
 }