Make ReportFragment accessible at LIBRARY_GROUP level.

Support library code will need to access it.

Test: no code changes.
Change-Id: Ia5af8d7de183dbe6550f9d3d11e1f0de999bc7b1
diff --git a/lifecycle/runtime/src/main/java/android/arch/lifecycle/ReportFragment.java b/lifecycle/runtime/src/main/java/android/arch/lifecycle/ReportFragment.java
index 8c82aaf..490028c 100644
--- a/lifecycle/runtime/src/main/java/android/arch/lifecycle/ReportFragment.java
+++ b/lifecycle/runtime/src/main/java/android/arch/lifecycle/ReportFragment.java
@@ -26,7 +26,7 @@
  *
  * @hide
  */
-@RestrictTo(RestrictTo.Scope.LIBRARY)
+@RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
 public class ReportFragment extends Fragment {
 
     private static final String REPORT_FRAGMENT_TAG = "android.arch.lifecycle"