Messaging app crashes after a few MMS

In some scenarios, data not bound when SIM state
change local broadcasts are received. See stacktrace
for more info. Protect against/skip call to update()
in such scenarios.

Test: m
Change-Id: Iee7775a74d22808cb262e8973ca70e5e1f0acfc9
Bug-Id: CYNGNOS-3062, KIPPER-718

src/com/android/messaging/ui/conversation/ConversationFragment.java

@@ -191,7 +191,8 @@ public class ConversationFragment extends Fragment implements ConversationDataLi
                     intent.getStringExtra(UIIntents.UI_INTENT_EXTRA_CONVERSATION_SELF_ID);
             Assert.notNull(conversationId);
             Assert.notNull(selfId);
-            if (TextUtils.equals(mBinding.getData().getConversationId(), conversationId)) {
+            if (isBound() && TextUtils
+                    .equals(mBinding.getData().getConversationId(), conversationId)) {
                 mComposeMessageView.updateConversationSelfIdOnExternalChange(selfId);
             }
         }