[ServiceWorker] Fetch event should return integrity value

third_party/WebKit/public/platform/WebURLRequest.h

Index: third_party/WebKit/public/platform/WebURLRequest.h
diff --git a/third_party/WebKit/public/platform/WebURLRequest.h b/third_party/WebKit/public/platform/WebURLRequest.h
index 6c648f04ea48f66b2eeff07358adc844e4b7f166..60fb8e00ea0736da4c7f383c47c86c79eed5305a 100644
--- a/third_party/WebKit/public/platform/WebURLRequest.h
+++ b/third_party/WebKit/public/platform/WebURLRequest.h
@@ -315,6 +315,10 @@ class WebURLRequest {
   BLINK_PLATFORM_EXPORT FetchRedirectMode GetFetchRedirectMode() const;
   BLINK_PLATFORM_EXPORT void SetFetchRedirectMode(FetchRedirectMode);
 
+  // The integrity which is used in Fetch API.
+  BLINK_PLATFORM_EXPORT WebString GetFetchIntegrity() const;
+  BLINK_PLATFORM_EXPORT void SetFetchIntegrity(const WebString&);
+
   // The PreviewsState which determines whether to request a Preview version of
   // the resource. The PreviewsState is a bitmask of potentially several
   // Previews optimizations.