Should provide creation context and isolate for WebBlob::toV8Value.

chrome/renderer/extensions/page_capture_custom_bindings.cc

Index: chrome/renderer/extensions/page_capture_custom_bindings.cc
diff --git a/chrome/renderer/extensions/page_capture_custom_bindings.cc b/chrome/renderer/extensions/page_capture_custom_bindings.cc
index 57d5b3b53190c81301850be063ec176ad86c836a..d3086e94e54562892ff05c4ad84d83a623f0e210 100644
--- a/chrome/renderer/extensions/page_capture_custom_bindings.cc
+++ b/chrome/renderer/extensions/page_capture_custom_bindings.cc
@@ -32,7 +32,7 @@ void PageCaptureCustomBindings::CreateBlob(
   blink::WebString path(base::UTF8ToUTF16(*v8::String::Utf8Value(args[0])));
   blink::WebBlob blob =
       blink::WebBlob::createFromFile(path, args[1]->Int32Value());
-  args.GetReturnValue().Set(blob.toV8Value());
+  args.GetReturnValue().Set(blob.toV8Value(args.Holder(), args.GetIsolate()));
 }
 
 void PageCaptureCustomBindings::SendResponseAck(