All Parcelable CREATOR fields are @NonNull.

If they were null, then the Parcelable would fail to work.

Bug: 126726802
Test: manual
Change-Id: I7929ffa2f20e5de1c8e68e8263cca99496e9d014
Exempt-From-Owner-Approval: Trivial API annotations
diff --git a/core/java/android/net/Uri.java b/core/java/android/net/Uri.java
index af3ee09..84368e14 100644
--- a/core/java/android/net/Uri.java
+++ b/core/java/android/net/Uri.java
@@ -1799,7 +1799,7 @@
     /**
      * Reads Uris from Parcels.
      */
-    public static final Parcelable.Creator<Uri> CREATOR
+    public static final @android.annotation.NonNull Parcelable.Creator<Uri> CREATOR
             = new Parcelable.Creator<Uri>() {
         public Uri createFromParcel(Parcel in) {
             int type = in.readInt();