Enforce pure virtual behavior for onMatchFamilyStyleCharacter

src/ports/SkFontMgr_win_dw.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDWrite.h"
 #include "SkDWriteFontFileStream.h"
 #include "SkFontMgr.h"
@@ skipping 252 matching lines @@
         memcpy(fLocaleName.get(), localeName, localeNameLength * sizeof(WCHAR));
     }
 
 protected:
     virtual int onCountFamilies() const SK_OVERRIDE;
     virtual void onGetFamilyName(int index, SkString* familyName) const SK_OVERRIDE;
     virtual SkFontStyleSet* onCreateStyleSet(int index) const SK_OVERRIDE;
     virtual SkFontStyleSet* onMatchFamily(const char familyName[]) const SK_OVERRIDE;
     virtual SkTypeface* onMatchFamilyStyle(const char familyName[],
                                            const SkFontStyle& fontstyle) const SK_OVERRIDE;
+    virtual SkTypeface* onMatchFamilyStyleCharacter(const char familyName[], const SkFontStyle&,
+                                                    const char* bcp47[], int bcp47Count,
+                                                    SkUnichar character) const SK_OVERRIDE;
     virtual SkTypeface* onMatchFaceStyle(const SkTypeface* familyMember,
                                          const SkFontStyle& fontstyle) const SK_OVERRIDE;
     virtual SkTypeface* onCreateFromStream(SkStream* stream, int ttcIndex) const SK_OVERRIDE;
     virtual SkTypeface* onCreateFromData(SkData* data, int ttcIndex) const SK_OVERRIDE;
     virtual SkTypeface* onCreateFromFile(const char path[], int ttcIndex) const SK_OVERRIDE;
     virtual SkTypeface* onLegacyCreateTypeface(const char familyName[],
                                                unsigned styleBits) const SK_OVERRIDE;
 
 private:
     HRESULT getByFamilyName(const WCHAR familyName[], IDWriteFontFamily** fontFamily) const;
@@ skipping 193 matching lines @@
 
     return this->onCreateStyleSet(index);
 }
 
 SkTypeface* SkFontMgr_DirectWrite::onMatchFamilyStyle(const char familyName[],
                                                       const SkFontStyle& fontstyle) const {
     SkAutoTUnref<SkFontStyleSet> sset(this->matchFamily(familyName));
     return sset->matchStyle(fontstyle);
 }
 
+SkTypeface* SkFontMgr_DirectWrite::onMatchFamilyStyleCharacter(const char familyName[],
+                                                               const SkFontStyle&,
+                                                               const char* bcp47[], int bcp47Count,
+                                                               SkUnichar character) const {
+    return NULL;
+}
+
 SkTypeface* SkFontMgr_DirectWrite::onMatchFaceStyle(const SkTypeface* familyMember,
                                                     const SkFontStyle& fontstyle) const {
     SkString familyName;
     SkFontStyleSet_DirectWrite sset(
         this, ((DWriteFontTypeface*)familyMember)->fDWriteFontFamily.get()
     );
     return sset.matchStyle(fontstyle);
 }
 
 template <typename T> class SkAutoIDWriteUnregister {
@@ skipping 259 matching lines @@
 }
 
 #include "SkFontMgr_indirect.h"
 SK_API SkFontMgr* SkFontMgr_New_DirectWriteRenderer(SkRemotableFontMgr* proxy) {
     SkAutoTUnref<SkFontMgr> impl(SkFontMgr_New_DirectWrite());
     if (impl.get() == NULL) {
         return NULL;
     }
     return SkNEW_ARGS(SkFontMgr_Indirect, (impl.get(), proxy));
 }