* deprecate native_mate/native_mate/object_template_builder.h
* add gin_helper/object_template_builder.h
* add patch to avoid ambiguous error
* remove usage of object_template_builder_deprecated.h in a few files
* add note we should remove gin_helper/object_template_builder.h in future
* Pass WebRequest to ProxyingURLLoaderFactory
* Call WebRequestAPI in InProgressRequest
* Store the listeners
* Pass the request and response
* Add stub to handle the events
* Use extensions::WebRequestInfo
* Make sure webRequest is managed by Session
* chore: make creation of WebRequestNS more clear
* fix: check WebContents for service workers