Introduce PPB_Flash_Font.

ppapi/api/private/pp_private_font_charset.idl

+/* Copyright (c) 2012 The Chromium Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+[assert_size(4)]
+enum PP_PrivateFontCharset {
+  PP_PRIVATEFONTCHARSET_ANSI = 0,
+  PP_PRIVATEFONTCHARSET_DEFAULT = 1,
+  PP_PRIVATEFONTCHARSET_SYMBOL = 2,
+  PP_PRIVATEFONTCHARSET_MAC = 77,
+  PP_PRIVATEFONTCHARSET_SHIFTJIS = 128,
+  PP_PRIVATEFONTCHARSET_HANGUL = 129,
+  PP_PRIVATEFONTCHARSET_JOHAB = 130,
+  PP_PRIVATEFONTCHARSET_GB2312 =134,
+  PP_PRIVATEFONTCHARSET_CHINESEBIG5 = 136,
+  PP_PRIVATEFONTCHARSET_GREEK = 161,
+  PP_PRIVATEFONTCHARSET_TURKISH = 162,
+  PP_PRIVATEFONTCHARSET_VIETNAMESE = 163,
+  PP_PRIVATEFONTCHARSET_HEBREW = 177,
+  PP_PRIVATEFONTCHARSET_ARABIC = 178,
+  PP_PRIVATEFONTCHARSET_BALTIC = 186,
+  PP_PRIVATEFONTCHARSET_RUSSIAN = 204,
+  PP_PRIVATEFONTCHARSET_THAI = 222,
+  PP_PRIVATEFONTCHARSET_EASTEUROPE = 238,
+  PP_PRIVATEFONTCHARSET_OEM = 255
+};