Update fontMgr to take list of bcp47 language tags.

src/ports/SkFontMgr_fontconfig.cpp

Index: src/ports/SkFontMgr_fontconfig.cpp
diff --git a/src/ports/SkFontMgr_fontconfig.cpp b/src/ports/SkFontMgr_fontconfig.cpp
index dbc64b6e47655749ab8bf2919e708f01b10eacf3..6ec5604af4fbae11b4626d172499cab30b08a890 100644
--- a/src/ports/SkFontMgr_fontconfig.cpp
+++ b/src/ports/SkFontMgr_fontconfig.cpp
@@ -762,11 +762,22 @@ protected:
         return createTypefaceFromFcPattern(font);
     }
 
+#ifdef SK_FM_NEW_MATCH_FAMILY_STYLE_CHARACTER
     virtual SkTypeface* onMatchFamilyStyleCharacter(const char familyName[],
                                                     const SkFontStyle& style,
-                                                    const char bpc47[],
-                                                    uint32_t character) const SK_OVERRIDE
+                                                    const char* bcp47[],
+                                                    int bcp47Count,
+                                                    SkUnichar character) const SK_OVERRIDE
     {
+#else
+    virtual SkTypeface* onMatchFamilyStyleCharacter(const char familyName[],
+                                                    const SkFontStyle& style,
+                                                    const char bcp47_val[],
+                                                    SkUnichar character) const SK_OVERRIDE
+    {
+        const char** bcp47 = &bcp47_val;
+        int bcp47Count = bcp47_val ? 1 : 0;
+#endif
         FCLocker lock;
 
         SkAutoFcPattern pattern;
@@ -777,9 +788,12 @@ protected:
         FcCharSetAddChar(charSet, character);
         FcPatternAddCharSet(pattern, FC_CHARSET, charSet);
 
-        if (bpc47) {
+        if (bcp47Count > 0) {
+            SkASSERT(bcp47);
             SkAutoFcLangSet langSet;
-            FcLangSetAdd(langSet, (const FcChar8*)bpc47);
+            for (int i = bcp47Count; i --> 0;) {
+                FcLangSetAdd(langSet, (const FcChar8*)bcp47[i]);
+            }
             FcPatternAddLangSet(pattern, FC_LANG, langSet);
         }