SkFontData to use smart pointers.

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 "SkFontDescriptor.h"
 #include "SkFontHost_FreeType_common.h"
@@ skipping 42 matching lines @@
             : INHERITED(style, isFixedPitch)
             , fFontData(std::move(data))
     {
         SkASSERT(fFontData);
         fIdentity.fTTCIndex = fFontData->getIndex();
     }
 
     void onGetFamilyName(SkString* familyName) const override { *familyName = fFamilyName; }
     void onGetFontDescriptor(SkFontDescriptor*, bool*) const override;
     SkStreamAsset* onOpenStream(int* ttcIndex) const override;
-    SkFontData* onCreateFontData() const override;
+    std::unique_ptr<SkFontData> onMakeFontData() const override;
 
 private:
     typedef SkTypeface_FreeType INHERITED;
 };