some minor adjustments

Author: naddaf

src/com/google/sample/castcompanionlibrary/cast/DataCastManager.java

@@ -375,7 +375,7 @@ private void detachDataChannels() {
             for (String namespace : mNamespaceList) {
                 try {
                     Cast.CastApi.removeMessageReceivedCallbacks(mApiClient, namespace);
-                } catch (IOException | IllegalStateException e) {
+                } catch (IOException | IllegalArgumentException e) {
                     LOGE(TAG, String.format("detachDataChannels(%s)", namespace), e);
                 }
             }

src/com/google/sample/castcompanionlibrary/cast/VideoCastManager.java

@@ -851,8 +851,7 @@ private void onApplicationStatusChanged() {
         }
         try {
             appStatus = Cast.CastApi.getApplicationStatus(mApiClient);
-            LOGD(TAG, "onApplicationStatusChanged() reached: "
-                    + Cast.CastApi.getApplicationStatus(mApiClient));
+            LOGD(TAG, "onApplicationStatusChanged() reached: " + appStatus);
             for (IVideoCastConsumer consumer : mVideoConsumers) {
                 try {
                     consumer.onApplicationStatusChanged(appStatus);