Implement matchFamilyStyle for SkFontMgr_fontconfig

src/fonts/SkFontMgr_fontconfig.cpp

 /*
  * 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 "SkFontConfigTypeface.h"
 #include "SkFontMgr.h"
@@ skipping 263 matching lines @@
                 *trimmedMatches.append() = match[i];
             }
         }
 
         SkFontStyleSet_FC* sset =
                 new SkFontStyleSet_FC(trimmedMatches.begin(), trimmedMatches.count());
         return sset;
     }
 
     SkTypeface* onMatchFamilyStyle(const char familyName[],
-                                   const SkFontStyle&) const override { return nullptr; }
+                                   const SkFontStyle& style) const override {
+        FCLocker lock;
+        return FontConfigTypeface::LegacyCreateTypeface(familyName, style);
+    }
+
     SkTypeface* onMatchFamilyStyleCharacter(const char familyName[], const SkFontStyle&,
                                             const char* bcp47[], int bcp47Count,
                                             SkUnichar character) const override {
         return nullptr;
     }
     SkTypeface* onMatchFaceStyle(const SkTypeface*,
                                  const SkFontStyle&) const override { return nullptr; }
 
     SkTypeface* onCreateFromData(SkData*, int ttcIndex) const override { return nullptr; }
 
@@ skipping 26 matching lines @@
     SkTypeface* onLegacyCreateTypeface(const char familyName[], SkFontStyle style) const override {
         FCLocker lock;
         return FontConfigTypeface::LegacyCreateTypeface(familyName, style);
     }
 };
 
 SkFontMgr* SkFontMgr::Factory() {
     SkFontConfigInterface* fci = RefFCI();
     return fci ? new SkFontMgr_fontconfig(fci) : nullptr;
 }