3 files changed, 8 insertions, 3 deletions

diff --git a/src/WixToolset.Data/Burn/BurnConstants.cs b/src/WixToolset.Data/Burn/BurnConstants.cs
index 65bfb4df..484b144d 100644
--- a/src/WixToolset.Data/Burn/BurnConstants.cs
+++ b/src/WixToolset.Data/Burn/BurnConstants.cs
@@ -6,6 +6,8 @@ namespace WixToolset.Data.Burn
     {
         public const string BurnUXContainerName = "WixUXContainer";
         public const string BurnDefaultAttachedContainerName = "WixAttachedContainer";
+        public const string BundleChainPackageGroupId = "WixChain";
+        public const string BundleDefaultBoundaryId = "WixDefaultBoundary";
         public const string BundleLayoutOnlyPayloadsName = "BundleLayoutOnlyPayloads";
 
         public const string BurnManifestWixOutputStreamName = "wix-burndata.xml";
diff --git a/src/WixToolset.Data/ComplexReferenceChildType.cs b/src/WixToolset.Data/ComplexReferenceChildType.cs
index 62e233b6..a5d4e7ac 100644
--- a/src/WixToolset.Data/ComplexReferenceChildType.cs
+++ b/src/WixToolset.Data/ComplexReferenceChildType.cs
@@ -45,5 +45,8 @@ namespace WixToolset.Data
 
         /// <summary>PatchFamilyGroup child of complex reference.</summary>
         PatchFamilyGroup,
+
+        /// <summary>ContainerPackage child of complex reference.</summary>
+        ContainerPackage,
     }
 }
diff --git a/src/WixToolset.Data/WarningMessages.cs b/src/WixToolset.Data/WarningMessages.cs
index cf8fdfd9..78ed87af 100644
--- a/src/WixToolset.Data/WarningMessages.cs
+++ b/src/WixToolset.Data/WarningMessages.cs
@@ -237,9 +237,9 @@ namespace WixToolset.Data
             return Message(sourceLineNumbers, Ids.DownloadUrlNotSupportedForAttachedContainers, "The Container '{0}' is attached but included a @DownloadUrl attribute. Attached Containers cannot be downloaded so the download URL is being ignored.", containerId);
         }
 
-        public static Message DownloadUrlNotSupportedForEmbeddedPayloads(SourceLineNumber sourceLineNumbers, string payloadId)
+        public static Message DownloadUrlNotSupportedForBAPayloads(SourceLineNumber sourceLineNumbers, string payloadId)
         {
-            return Message(sourceLineNumbers, Ids.DownloadUrlNotSupportedForEmbeddedPayloads, "The Payload '{0}' is embedded but included a @DownloadUrl attribute. Embedded Payloads cannot be downloaded so the download URL is being ignored.", payloadId);
+            return Message(sourceLineNumbers, Ids.DownloadUrlNotSupportedForBAPayloads, "The BootstrapperApplication Payload '{0}' included a @DownloadUrl attribute. BootstrapperApplication Payloads cannot be downloaded so the download URL is being ignored.", payloadId);
         }
 
         public static Message DuplicateComponentGuidsMustHaveMutuallyExclusiveConditions(SourceLineNumber sourceLineNumbers, string componentId, string guid, string type, string keyPath)
@@ -785,7 +785,7 @@ namespace WixToolset.Data
             DiscardedRollbackBoundary = 1129,
             DeprecatedElement = 1130,
             CannotUpdateCabCache = 1131,
-            DownloadUrlNotSupportedForEmbeddedPayloads = 1132,
+            DownloadUrlNotSupportedForBAPayloads = 1132,
             DiscouragedAllUsersValue = 1133,
             ImplicitlyPerUser = 1134,
             PerUserButForcingPerMachine = 1135,