Register autofill sync types on mobile

sync/android/java/src/org/chromium/sync/internal_api/pub/base/ModelType.java

Index: sync/android/java/src/org/chromium/sync/internal_api/pub/base/ModelType.java
diff --git a/sync/android/java/src/org/chromium/sync/internal_api/pub/base/ModelType.java b/sync/android/java/src/org/chromium/sync/internal_api/pub/base/ModelType.java
index 4df9cc456c6db56fc99e5d7fe07e3d9e69c6a187..afe62018a2dce4177a58a40ef3ebc17c7aba4cea 100644
--- a/sync/android/java/src/org/chromium/sync/internal_api/pub/base/ModelType.java
+++ b/sync/android/java/src/org/chromium/sync/internal_api/pub/base/ModelType.java
@@ -18,6 +18,14 @@ import java.util.Set;
  */
 public enum ModelType {
     /**
+     * An autofill object.
+     */
+    AUTOFILL("AUTOFILL"),
+    /**
+     * An autofill profile object.
+     */
+    AUTOFILL_PROFILE("AUTOFILL_PROFILE"),
+    /**
      * A bookmark folder or a bookmark URL object.
      */
     BOOKMARK("BOOKMARK"),