Implement the `require-sri-for` CSP directive

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

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 231 matching lines @@
     }
 
     WebString webErrorMessage;
     if (!m_provider->validateScopeAndScriptURL(patternURL, scriptURL, &webErrorMessage)) {
         callbacks->onError(WebServiceWorkerError(WebServiceWorkerError::ErrorTypeType, WebString::fromUTF8("Failed to register a ServiceWorker: " + webErrorMessage.utf8())));
         return;
     }
 
     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;
         }
     }
 
     m_provider->registerServiceWorker(patternURL, scriptURL, callbacks.leakPtr());
 }
 
 ScriptPromise ServiceWorkerContainer::registerServiceWorker(ScriptState* scriptState, const String& url, const RegistrationOptions& options)
 {
@@ skipping 154 matching lines @@
         return;
 
     if (ServiceWorkerContainerClient* client = ServiceWorkerContainerClient::from(executionContext)) {
         m_provider = client->provider();
         if (m_provider)
             m_provider->setClient(this);
     }
 }
 
 } // namespace blink