Implement the `require-sri-for` CSP directive

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp

Index: third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
diff --git a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
index efd57b705ecb0132efe521ca599154baee0085e0..b6ca3e5aa9edbced8ab6c137473ffce1afee3fd6 100644
--- a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
+++ b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
@@ -249,7 +249,7 @@ void ServiceWorkerContainer::registerServiceWorkerImpl(ExecutionContext* executi
 
     ContentSecurityPolicy* csp = executionContext->contentSecurityPolicy();
     if (csp) {
-        if (!csp->allowWorkerContextFromSource(scriptURL, ResourceRequest::RedirectStatus::NoRedirect, ContentSecurityPolicy::SendReport)) {
+        if (!(csp->allowRequestWithoutIntegrity(WebURLRequest::RequestContextServiceWorker, scriptURL) && csp->allowWorkerContextFromSource(scriptURL, ResourceRequest::RedirectStatus::NoRedirect, ContentSecurityPolicy::SendReport))) {
             callbacks->onError(WebServiceWorkerError(WebServiceWorkerError::ErrorTypeSecurity, String("Failed to register a ServiceWorker: The provided scriptURL ('" + scriptURL.getString() + "') violates the Content Security Policy.")));
             return;
         }