completer should work as command description, enable delete intent by key

Change-Id: Ibc4574f97f69a4c8e266708c0440baa09ee361f3

@@ -39,7 +39,7 @@ public class IntentIdCompleter implements Completer {
         Iterator<Intent> it = service.getIntents().iterator();
         SortedSet<String> strings = delegate.getStrings();
         while (it.hasNext()) {
-            strings.add(it.next().key().toString());
+            strings.add(it.next().id().toString());
         }
 
         // Now let the completer do the work for figuring out what to offer.

@@ -77,13 +77,16 @@ public class IntentRemoveCommand extends AbstractShellCommand {
             }
         }
 
+        final Key key;
         if (id.startsWith("0x")) {
             id = id.replaceFirst("0x", "");
+            key = Key.of(new BigInteger(id, 16).longValue(), appId);
+        } else {
+            // This line is to use the intent key to delete an intent
+            key = Key.of(id, appId);
         }
 
-        Key key = Key.of(new BigInteger(id, 16).longValue(), appId);
         Intent intent = intentService.getIntent(key);
-
         if (intent != null) {
             IntentListener listener = null;
             final CountDownLatch withdrawLatch, purgeLatch;