Expose performance.memory in workers

Source/web/WebSharedWorkerImpl.cpp

Index: Source/web/WebSharedWorkerImpl.cpp
diff --git a/Source/web/WebSharedWorkerImpl.cpp b/Source/web/WebSharedWorkerImpl.cpp
index affe4fa163d2c6f647c8867d567eaaf69f386f7f..09a2f7cdb597059b79624afd06cdaf3076e8425e 100644
--- a/Source/web/WebSharedWorkerImpl.cpp
+++ b/Source/web/WebSharedWorkerImpl.cpp
@@ -156,6 +156,7 @@ WebSharedWorkerImpl::WebSharedWorkerImpl(WebSharedWorkerClient* client)
     , m_clientWeakPtr(WeakPtr<WebSharedWorkerClient>(m_client))
     , m_pauseWorkerContextOnStart(false)
     , m_attachDevToolsOnStart(false)
+    , m_settings(adoptPtr(new WebWorkerSettingsImpl()))
 {
     initializeWebKitStaticValues();
 }
@@ -350,7 +351,10 @@ void WebSharedWorkerImpl::onScriptLoaderFinished()
     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<WorkerSettings> settings = WorkerSettings::create();
+    settings->setMemoryInfoEnabled(m_settings->memoryInfoEnabled());

[kinuko, 2014/03/04 04:34:35]

As I commented in the other file I prefer having these methods in a centralized
place. Maybe WebWorkerSettings could have an operator for automatic conversion
to WorkerSettings (exposed only if BLINK_IMPLEMENTATION is defined)?

[Pan, 2014/03/06 08:50:56]

thanks! done

+    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(), settings.release());
+
     setWorkerThread(SharedWorkerThread::create(m_name, *this, *this, startupData.release()));
     InspectorInstrumentation::scriptImported(m_loadingDocument.get(), m_mainScriptLoader->identifier(), m_mainScriptLoader->script());
     m_mainScriptLoader.clear();