@Override
      public void extensionRemoved(@NotNull AbstractProjectViewPane extension, @NotNull PluginDescriptor pluginDescriptor) {
        if (idToPane.containsKey(extension.getId()) || uninitializedPanes.contains(extension)) {
          reloadPanes();
        }
        else {
          Disposer.dispose(extension);
        }
      }
@Override
      public void extensionRemoved(@NotNull AbstractProjectViewPane extension, @NotNull PluginDescriptor pluginDescriptor)