Ensure screen reader URL gets updated during ICS to JB update.

Bug: 6702042
Change-Id: I771863c53fa420ba0746fce30cd17eb8b2b9fba1

packages/SettingsProvider/src/com/android/providers/settings/DatabaseHelper.java

@@ -63,7 +63,7 @@ public class DatabaseHelper extends SQLiteOpenHelper {
     // database gets upgraded properly. At a minimum, please confirm that 'upgradeVersion'
     // is properly propagated through your change.  Not doing so will result in a loss of user
     // settings.
-    private static final int DATABASE_VERSION = 78;
+    private static final int DATABASE_VERSION = 79;
 
     private Context mContext;
 
@@ -1054,6 +1054,23 @@ public class DatabaseHelper extends SQLiteOpenHelper {
             upgradeVersion = 78;
         }
 
+        if (upgradeVersion == 78) {
+            // The JavaScript based screen-reader URL changes in JellyBean.
+            db.beginTransaction();
+            SQLiteStatement stmt = null;
+            try {
+                stmt = db.compileStatement("INSERT OR REPLACE INTO secure(name,value)"
+                        + " VALUES(?,?);");
+                loadStringSetting(stmt, Settings.Secure.ACCESSIBILITY_SCREEN_READER_URL,
+                        R.string.def_accessibility_screen_reader_url);
+                db.setTransactionSuccessful();
+            } finally {
+                db.endTransaction();
+                if (stmt != null) stmt.close();
+            }
+            upgradeVersion = 79;
+        }
+
         // *** Remember to update DATABASE_VERSION above!
 
         if (upgradeVersion != currentVersion) {