Add more scripts for per-script font preferences.

chrome/common/extensions/api/experimental.fontSettings.json

Index: chrome/common/extensions/api/experimental.fontSettings.json
diff --git a/chrome/common/extensions/api/experimental.fontSettings.json b/chrome/common/extensions/api/experimental.fontSettings.json
index 3ca10853b87c43ed212726d9d4ed0a7aa9e0b28d..bc08bb988cf064e5d01640f45a09a3133d2a1ad6 100644
--- a/chrome/common/extensions/api/experimental.fontSettings.json
+++ b/chrome/common/extensions/api/experimental.fontSettings.json
@@ -34,7 +34,12 @@
             "properties": {
               "script": {
                 "type": "string",
-                "enum": ["Arab", "Hang", "Hans", "Hant", "Hrkt"],
+                "enum": [
+                    "Arab", "Armn", "Beng", "Cans", "Cher", "Cyrl", "Deva", "Ethi", "Geor",
+                    "Grek", "Gujr", "Guru", "Hang", "Hans", "Hant", "Hebr", "Hrkt", "Knda",
+                    "Khmr", "Laoo", "Mlym", "Mong", "Mymr", "Orya", "Sinh", "Taml", "Telu",
+                    "Thaa", "Thai", "Tibt", "Yiii"
+                ],
                 "description": "The ISO 15924 script code for which the font setting should be retrieved. If omitted, the global script font setting is retrieved.",
                 "optional": true
               },
@@ -75,7 +80,12 @@
             "properties": {
               "script": {
                 "type": "string",
-                "enum": ["Arab", "Hang", "Hans", "Hant", "Hrkt"],
+                "enum": [
+                    "Arab", "Armn", "Beng", "Cans", "Cher", "Cyrl", "Deva", "Ethi", "Geor",
+                    "Grek", "Gujr", "Guru", "Hang", "Hans", "Hant", "Hebr", "Hrkt", "Knda",
+                    "Khmr", "Laoo", "Mlym", "Mong", "Mymr", "Orya", "Sinh", "Taml", "Telu",
+                    "Thaa", "Thai", "Tibt", "Yiii"
+                ],
                 "description": "The ISO 15924 script code for which the font setting should be set. If omitted, the global script font setting is set.",
                 "optional": true
               },