Makes WorkerInspectorProxy work with ExecutionContext instead of Document

third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp

Index: third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp b/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
index b6358692fa2b5d1f3b5337391baf1b337f8ae388..4241c9eb85fe4d4692ae8651d4708d4146d7bfec 100644
--- a/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
+++ b/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
@@ -315,10 +315,10 @@ void WebSharedWorkerImpl::OnScriptLoaderFinished() {
     return;
   }
 
-  Document* document = main_frame_->GetFrame()->GetDocument();
-  // FIXME: this document's origin is pristine and without any extra privileges.
-  // (crbug.com/254993)
-  SecurityOrigin* starter_origin = document->GetSecurityOrigin();
+  // FIXME: this document's origin is pristine and without any extra privileges
+  // (e.g. GrantUniversalAccess) that can be overriden in regular documents
+  // via WebPreference by embedders. (crbug.com/254993)
+  SecurityOrigin* starter_origin = loading_document_->GetSecurityOrigin();
 
   WorkerClients* worker_clients = WorkerClients::Create();
   ProvideLocalFileSystemToWorker(worker_clients,
@@ -347,9 +347,9 @@ void WebSharedWorkerImpl::OnScriptLoaderFinished() {
   ContentSecurityPolicy* content_security_policy =
       main_script_loader_->ReleaseContentSecurityPolicy();
   WorkerThreadStartMode start_mode =
-      worker_inspector_proxy_->WorkerStartMode(document);
-  std::unique_ptr<WorkerSettings> worker_settings =
-      WTF::WrapUnique(new WorkerSettings(document->GetSettings()));
+      worker_inspector_proxy_->WorkerStartMode(loading_document_);
+  std::unique_ptr<WorkerSettings> worker_settings = WTF::WrapUnique(
+      new WorkerSettings(main_frame_->GetFrame()->GetSettings()));
   WorkerV8Settings worker_v8_settings = WorkerV8Settings::Default();
   worker_v8_settings.atomics_wait_mode_ =
       WorkerV8Settings::AtomicsWaitMode::kAllow;