Make SkAdvancedTypefaceMetrics private.

src/ports/SkFontHost_FreeType_common.h

 /*
  * Copyright 2006-2012 The Android Open Source Project
  * Copyright 2012 Mozilla Foundation
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SKFONTHOST_FREETYPE_COMMON_H_
 #define SKFONTHOST_FREETYPE_COMMON_H_
@@ skipping 43 matching lines @@
 
 protected:
     SkTypeface_FreeType(const SkFontStyle& style, SkFontID uniqueID, bool isFixedPitch)
         : INHERITED(style, uniqueID, isFixedPitch)
         , fGlyphCount(-1)
     {}
 
     virtual SkScalerContext* onCreateScalerContext(
                                         const SkDescriptor*) const override;
     void onFilterRec(SkScalerContextRec*) const override;
-    virtual SkAdvancedTypefaceMetrics* onGetAdvancedTypefaceMetrics(
-                                SkAdvancedTypefaceMetrics::PerGlyphInfo,
-                                const uint32_t*, uint32_t) const override;
+    SkAdvancedTypefaceMetrics* onGetAdvancedTypefaceMetrics(
+                        PerGlyphInfo, const uint32_t*, uint32_t) const override;
     int onGetUPEM() const override;
     virtual bool onGetKerningPairAdjustments(const uint16_t glyphs[], int count,
                                        int32_t adjustments[]) const override;
     virtual int onCharsToGlyphs(const void* chars, Encoding, uint16_t glyphs[],
                                 int glyphCount) const override;
     int onCountGlyphs() const override;
 
     LocalizedStrings* onCreateFamilyNameIterator() const override;
 
     int onGetTableTags(SkFontTableTag tags[]) const override;
     virtual size_t onGetTableData(SkFontTableTag, size_t offset,
                                   size_t length, void* data) const override;
 
 private:
     mutable int fGlyphCount;
 
     typedef SkTypeface INHERITED;
 };
 
 #endif // SKFONTHOST_FREETYPE_COMMON_H_