Add support for Russian spell checking.

Note that this is not enough: we still need to create a
reasonable proximity table for Cyrillic characters, or we
won't be able to show up suggestions.

Bug: 5701241
Change-Id: Idb141f7a230a6e1a46094308c26f43c01ab3b97a
diff --git a/java/res/xml/spellchecker.xml b/java/res/xml/spellchecker.xml
index d1269d8..b48dc52 100644
--- a/java/res/xml/spellchecker.xml
+++ b/java/res/xml/spellchecker.xml
@@ -43,4 +43,16 @@
             android:label="@string/subtype_generic"
             android:subtypeLocale="es"
     />
+    <subtype
+            android:label="@string/subtype_generic"
+            android:subtypeLocale="ru"
+    />
+    <subtype
+            android:label="@string/subtype_generic"
+            android:subtypeLocale="cs"
+    />
+    <subtype
+            android:label="@string/subtype_generic"
+            android:subtypeLocale="nl"
+    />
 </spell-checker>