Fix build.

Change-Id: I9c1436d06dd563a9221ddb443e84ac0deddc053f
diff --git a/java/src/com/google/i18n/phonenumbers/PhoneNumberUtil.java b/java/src/com/google/i18n/phonenumbers/PhoneNumberUtil.java
index 572f1e0..d546685 100644
--- a/java/src/com/google/i18n/phonenumbers/PhoneNumberUtil.java
+++ b/java/src/com/google/i18n/phonenumbers/PhoneNumberUtil.java
@@ -381,7 +381,10 @@
       LOGGER.log(Level.WARNING, e.toString());
     } finally {
       if (in != null) {
-        in.close();
+        try {
+          in.close();
+        } catch (IOException e) {
+        }
       }
     }
   }