[ServiceWorker] Fetch event should return integrity value

third_party/WebKit/Source/platform/exported/WebURLRequest.cpp

Index: third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
diff --git a/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp b/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
index 85e95e73fb12dc8d434784ae587a12989914908a..c22a03f7898d91c238434173395eb57057fc88cf 100644
--- a/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
+++ b/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
@@ -354,6 +354,14 @@ void WebURLRequest::SetFetchRedirectMode(
   return resource_request_->SetFetchRedirectMode(redirect);
 }
 
+WebString WebURLRequest::GetFetchIntegrity() const {
+  return resource_request_->GetFetchIntegrity();
+}
+
+void WebURLRequest::SetFetchIntegrity(const WebString& integrity) {
+  return resource_request_->SetFetchIntegrity(integrity);
+}
+
 WebURLRequest::PreviewsState WebURLRequest::GetPreviewsState() const {
   return resource_request_->GetPreviewsState();
 }