Implement SkEmptyFontMgr::onLegacyCreateTypeface and make pure virtual.

src/core/SkFontHost.cpp

 /*
  * Copyright 2009 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkFontLCDConfig.h"
 
 static SkFontLCDConfig::LCDOrientation gLCDOrientation = SkFontLCDConfig::kHorizontal_LCDOrientation;
@@ skipping 108 matching lines @@
     }
     virtual SkTypeface* onCreateFromData(SkData*, int) SK_OVERRIDE {
         return NULL;
     }
     virtual SkTypeface* onCreateFromStream(SkStream*, int) SK_OVERRIDE {
         return NULL;
     }
     virtual SkTypeface* onCreateFromFile(const char[], int) SK_OVERRIDE {
         return NULL;
     }
+    virtual SkTypeface* onLegacyCreateTypeface(const char [], unsigned) SK_OVERRIDE {
+        return NULL;
+    }
 };
 
 static SkFontStyleSet* emptyOnNull(SkFontStyleSet* fsset) {
     if (NULL == fsset) {
         fsset = SkFontStyleSet::CreateEmpty();
     }
     return fsset;
 }
 
 int SkFontMgr::countFamilies() {
@@ skipping 41 matching lines @@
         return NULL;
     }
     return this->onCreateFromFile(path, ttcIndex);
 }
 
 SkTypeface* SkFontMgr::legacyCreateTypeface(const char familyName[],
                                             unsigned styleBits) {
     return this->onLegacyCreateTypeface(familyName, styleBits);
 }
 
-SkTypeface* SkFontMgr::onLegacyCreateTypeface(const char familyName[],
-                                              unsigned styleBits) {
-    SkASSERT(!"unimplemented");
-    return NULL;
-}
-
 SkFontMgr* SkFontMgr::RefDefault() {
     static SkFontMgr* gFM;
     if (NULL == gFM) {
         gFM = SkFontMgr::Factory();
         // we never want to return NULL
         if (NULL == gFM) {
             gFM = SkNEW(SkEmptyFontMgr);
         }
     }
     return SkRef(gFM);
@@ skipping 31 matching lines @@
     SkAutoTUnref<SkFontMgr> fm(SkFontMgr::RefDefault());
     return fm->createFromFile(path);
 }
 
 SkTypeface* SkFontHost::CreateTypefaceFromStream(SkStream* stream) {
     SkAutoTUnref<SkFontMgr> fm(SkFontMgr::RefDefault());
     return fm->createFromStream(stream);
 }
 
 #endif