2 files changed, 5 insertions, 5 deletions
diff --git a/components/script_bindings/codegen/Bindings.conf b/components/script_bindings/codegen/Bindings.conf
index 92871bc54aa..7cc092e574e 100644
--- a/components/script_bindings/codegen/Bindings.conf
+++ b/components/script_bindings/codegen/Bindings.conf
@@ -39,7 +39,7 @@ DOMInterfaces = {
 'Blob': {
     'weakReferenceable': True,
     'canGc': ['Slice', 'Text', 'ArrayBuffer', 'Stream', 'Bytes'],
-    'inRealms': ['Bytes'],
+    'inRealms': ['Bytes', 'ArrayBuffer'],
 },
 
 'Bluetooth': {
@@ -721,8 +721,8 @@ DOMInterfaces = {
 },
 
 'ReadableStream': {
-    'canGc': ['GetReader', 'Cancel', 'PipeTo', 'Tee'],
-    'inRealms': ['PipeTo'],
+    'canGc': ['GetReader', 'Cancel', 'PipeTo', 'PipeThrough', 'Tee'],
+    'inRealms': ['PipeTo', 'PipeThrough'],
 },
 
 "ReadableStreamDefaultController": {
diff --git a/components/script_bindings/webidls/ReadableStream.webidl b/components/script_bindings/webidls/ReadableStream.webidl
index 12798262953..4ec190bd911 100644
--- a/components/script_bindings/webidls/ReadableStream.webidl
+++ b/components/script_bindings/webidls/ReadableStream.webidl
@@ -20,8 +20,8 @@ interface _ReadableStream {
   [Throws]
   ReadableStreamReader getReader(optional ReadableStreamGetReaderOptions options = {});
 
-  // [Throws]
-  // ReadableStream pipeThrough(ReadableWritablePair transform, optional StreamPipeOptions options = {});
+  [Throws]
+  ReadableStream pipeThrough(ReadableWritablePair transform, optional StreamPipeOptions options = {});
 
   [NewObject]
   Promise<undefined> pipeTo(WritableStream destination, optional StreamPipeOptions options = {});