state: fix restoring when the loadables werent actually deserialized

Clover/app/src/main/java/org/floens/chan/ui/activity/StartActivity.java

@@ -232,10 +232,19 @@ public class StartActivity extends AppCompatActivity implements NfcAdapter.Creat
                 state.thread.site = site;
                 state.thread.board = board;
 
-                Loadable boardLoadable = loadableManager.get(state.board);
-                Loadable threadLoadable = loadableManager.get(state.thread);
+                // When restarting the parcelable isn't actually deserialized, but the same object
+                // instance is reused. This means that the loadables we gave to the state are
+                // the same instance, and also have the id set etc. We don't need to query
+                // these from the loadablemanager.
+                Loadable threadLoadable;
+                if (state.thread.id == 0) {
+                    threadLoadable = loadableManager.get(state.thread);
+                } else {
+                    threadLoadable = state.thread;
+                }
 
-                return new Pair<>(boardLoadable, threadLoadable.mode == Loadable.Mode.THREAD ? threadLoadable : null);
+                return new Pair<>(state.board,
+                        threadLoadable.mode == Loadable.Mode.THREAD ? threadLoadable : null);
             }
         }