Update fontMgr to take list of bcp47 language tags.

src/core/SkFontHost.cpp

Index: src/core/SkFontHost.cpp
diff --git a/src/core/SkFontHost.cpp b/src/core/SkFontHost.cpp
index ce73491c7271e4fdc40a510ecf1f0671a7156eee..da0a1a3a21290d5c533676c5cccf30dbfe87b05d 100644
--- a/src/core/SkFontHost.cpp
+++ b/src/core/SkFontHost.cpp
@@ -112,8 +112,9 @@ protected:
     }
     virtual SkTypeface* onMatchFamilyStyleCharacter(const char familyName[],
                                                     const SkFontStyle& style,
-                                                    const char bpc47[],
-                                                    uint32_t character) const SK_OVERRIDE {
+                                                    const char** bcp47,
+                                                    size_t bcpLength,
+                                                    SkUnichar character) const SK_OVERRIDE {
         return NULL;
     }
     virtual SkTypeface* onMatchFaceStyle(const SkTypeface*,
@@ -163,8 +164,9 @@ SkTypeface* SkFontMgr::matchFamilyStyle(const char familyName[],
 }
 
 SkTypeface* SkFontMgr::matchFamilyStyleCharacter(const char familyName[], const SkFontStyle& style,
-                                                 const char bpc47[], uint32_t character) const {
-    return this->onMatchFamilyStyleCharacter(familyName, style, bpc47, character);
+                                                 const char** bcp47, size_t bcpLength,
+                                                 SkUnichar character) const {
+    return this->onMatchFamilyStyleCharacter(familyName, style, bcp47, bcpLength, character);
 }
 
 SkTypeface* SkFontMgr::matchFaceStyle(const SkTypeface* face,