Add Vietnamese keyboard

Bug: 5738545
Change-Id: I96abf6807e9375e352a505b822dd50b4d1a7a252
diff --git a/java/res/xml/method.xml b/java/res/xml/method.xml
index 489fbdb..f58ad76 100644
--- a/java/res/xml/method.xml
+++ b/java/res/xml/method.xml
@@ -21,7 +21,7 @@
 <!-- for the Input Method Manager. -->
 
 <!-- Keyboard: en_US, en_GB, ar, be, cs, da, de, de(QWERTY), es, es_US, et, fi, fr, fr_CA, fr_CH,
-     hr, hu, it, iw, ky, lt, lv, nb, nl, pl, pt, ro, ru, sk, sl, sr, sv, tr, uk -->
+     hr, hu, it, iw, ky, lt, lv, nb, nl, pl, pt, ro, ru, sk, sl, sr, sv, tr, uk, vi -->
 <!-- TODO: use <lang>_keyboard icon instead of a common keyboard icon. -->
 <!-- If IME doesn't have an applicable subtype, the first subtype will be used as a default
      subtype.-->
@@ -227,4 +227,10 @@
             android:imeSubtypeMode="keyboard"
             android:imeSubtypeExtraValue="SupportTouchPositionCorrection"
     />
+    <subtype android:icon="@drawable/ic_subtype_keyboard"
+            android:label="@string/subtype_generic"
+            android:imeSubtypeLocale="vi"
+            android:imeSubtypeMode="keyboard"
+            android:imeSubtypeExtraValue="AsciiCapable,SupportTouchPositionCorrection"
+    />
 </input-method>