Update fontMgr to take list of bcp47 language tags.

gm/fontmgr.cpp

Index: gm/fontmgr.cpp
diff --git a/gm/fontmgr.cpp b/gm/fontmgr.cpp
index a1e7ff2a6861cf27b608d4aa687548c51350cd05..be2b11a272fbf6f04d6f607d58c6d70417f8f649 100644
--- a/gm/fontmgr.cpp
+++ b/gm/fontmgr.cpp
@@ -38,7 +38,11 @@ static SkScalar drawCharacter(SkCanvas* canvas, uint32_t character, SkScalar x,
     // find typeface containing the requested character and draw it
     SkString ch;
     ch.appendUnichar(character);
+#ifdef SK_FM_NEW_MATCH_FAMILY_STYLE_CHARACTER
+    SkTypeface* typeface = fm->matchFamilyStyleCharacter(fontName, fontStyle, &bpc47, 1, character);
+#else
     SkTypeface* typeface = fm->matchFamilyStyleCharacter(fontName, fontStyle, bpc47, character);
+#endif
     SkSafeUnref(paint.setTypeface(typeface));
     x = drawString(canvas, ch, x, y, paint) + 20;