Expose performance.memory in workers

Source/web/WebSharedWorkerImpl.cpp

 /*
  * Copyright (C) 2009 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 138 matching lines @@
 }
 
 WebSharedWorkerImpl::WebSharedWorkerImpl(WebSharedWorkerClient* client)
     : m_webView(0)
     , m_mainFrame(0)
     , m_askedToTerminate(false)
     , m_client(WeakReference<WebSharedWorkerClient>::create(client))
     , m_clientWeakPtr(WeakPtr<WebSharedWorkerClient>(m_client))
     , m_pauseWorkerContextOnStart(false)
     , m_attachDevToolsOnStart(false)
+    , m_settings(WebWorkerSettings::create())

[kinuko, 2014/03/10 05:55:52]

not needed

 {
     initializeWebKitStaticValues();
 }
 
 WebSharedWorkerImpl::~WebSharedWorkerImpl()
 {
     ASSERT(m_webView);
     // Detach the client before closing the view to avoid getting called back.
     toWebFrameImpl(m_mainFrame)->setClient(0);
 
@@ skipping 137 matching lines @@
 void WebSharedWorkerImpl::connectTask(ExecutionContext* context, PassOwnPtr<WebMessagePortChannel> channel)
 {
     // Wrap the passed-in channel in a MessagePort, and send it off via a connect event.
     RefPtr<MessagePort> port = MessagePort::create(*context);
     port->entangle(channel);
     WorkerGlobalScope* workerGlobalScope = toWorkerGlobalScope(context);
     ASSERT_WITH_SECURITY_IMPLICATION(workerGlobalScope->isSharedWorkerGlobalScope());
     workerGlobalScope->dispatchEvent(createConnectEvent(port));
 }
 
-void WebSharedWorkerImpl::startWorkerContext(const WebURL& url, const WebString& name, const WebString& contentSecurityPolicy, WebContentSecurityPolicyType policyType)
+void WebSharedWorkerImpl::startWorkerContext(const WebURL& url, const WebString& name, const WebString& contentSecurityPolicy, WebContentSecurityPolicyType policyType, const WebWorkerSettings& settings)
 {
     m_url = url;
     m_name = name;
     m_contentSecurityPolicy = contentSecurityPolicy;
     m_policyType = policyType;
+    m_settings = settings;
     initializeLoader(url);
 }
 
 void WebSharedWorkerImpl::didReceiveScriptLoaderResponse()
 {
     InspectorInstrumentation::didReceiveScriptResponse(m_loadingDocument.get(), m_mainScriptLoader->identifier());
     if (client())
         client()->selectAppCacheID(m_mainScriptLoader->appCacheID());
 }
 
@@ skipping 11 matching lines @@
         if (client())
             client()->workerScriptLoadFailed();
         return;
     }
     WorkerThreadStartMode startMode = m_pauseWorkerContextOnStart ? PauseWorkerGlobalScopeOnStart : DontPauseWorkerGlobalScopeOnStart;
     OwnPtr<WorkerClients> workerClients = WorkerClients::create();
     provideLocalFileSystemToWorker(workerClients.get(), LocalFileSystemClient::create());
     provideDatabaseClientToWorker(workerClients.get(), DatabaseClientImpl::create());
     WebSecurityOrigin webSecurityOrigin(m_loadingDocument->securityOrigin());
     providePermissionClientToWorker(workerClients.get(), adoptPtr(client()->createWorkerPermissionClientProxy(webSecurityOrigin)));
-    OwnPtr<WorkerThreadStartupData> startupData = WorkerThreadStartupData::create(m_url, m_loadingDocument->userAgent(m_url), m_mainScriptLoader->script(), startMode, m_contentSecurityPolicy, static_cast<WebCore::ContentSecurityPolicy::HeaderType>(m_policyType), workerClients.release());
+    OwnPtr<WorkerThreadStartupData> startupData = WorkerThreadStartupData::create(m_url, m_loadingDocument->userAgent(m_url), m_mainScriptLoader->script(), startMode, m_contentSecurityPolicy, static_cast<WebCore::ContentSecurityPolicy::HeaderType>(m_policyType), workerClients.release(), PassOwnPtr<WorkerSettings>(m_settings));

[kinuko, 2014/03/10 13:50:41]

I don't think we need this explicit cast (just passing m_settings should work)

+
     setWorkerThread(SharedWorkerThread::create(m_name, *this, *this, startupData.release()));
     InspectorInstrumentation::scriptImported(m_loadingDocument.get(), m_mainScriptLoader->identifier(), m_mainScriptLoader->script());
     m_mainScriptLoader.clear();
 
     if (m_attachDevToolsOnStart)
         workerThread()->runLoop().postDebuggerTask(createCallbackTask(connectToWorkerContextInspectorTask, true));
 
     workerThread()->start();
     if (client())
         client()->workerScriptLoaded();
@@ skipping 67 matching lines @@
     workerThread()->runLoop().postDebuggerTask(createCallbackTask(dispatchOnInspectorBackendTask, String(message)));
     WorkerDebuggerAgent::interruptAndDispatchInspectorCommands(workerThread());
 }
 
 WebSharedWorker* WebSharedWorker::create(WebSharedWorkerClient* client)
 {
     return new WebSharedWorkerImpl(client);
 }
 
 } // namespace blink