Support V8 code caching for imported scripts in ServiceWorker

Source/core/workers/WorkerGlobalScope.cpp

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2009, 2011 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 14 matching lines @@
  *
  */
 
 #include "config.h"
 #include "core/workers/WorkerGlobalScope.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScheduledAction.h"
 #include "bindings/core/v8/ScriptSourceCode.h"
 #include "bindings/core/v8/ScriptValue.h"
+#include "bindings/core/v8/V8CacheOptions.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "core/dom/AddConsoleMessageTask.h"
 #include "core/dom/ContextLifecycleNotifier.h"
 #include "core/dom/DOMURL.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/dom/MessagePort.h"
 #include "core/events/ErrorEvent.h"
 #include "core/events/Event.h"
 #include "core/frame/DOMTimer.h"
 #include "core/frame/DOMTimerCoordinator.h"
@@ skipping 32 matching lines @@
         // Notify parent that this context is closed. Parent is responsible for calling WorkerThread::stop().
         workerGlobalScope->thread()->workerReportingProxy().workerGlobalScopeClosed();
     }
 
     virtual bool isCleanupTask() const { return true; }
 };
 
 WorkerGlobalScope::WorkerGlobalScope(const KURL& url, const String& userAgent, WorkerThread* thread, double timeOrigin, const SecurityOrigin* starterOrigin, PassOwnPtrWillBeRawPtr<WorkerClients> workerClients)
     : m_url(url)
     , m_userAgent(userAgent)
+    , m_v8CacheOptions(V8CacheOptionsDefault)
     , m_script(adoptPtr(new WorkerScriptController(*this)))
     , m_thread(thread)
     , m_workerInspectorController(adoptRefWillBeNoop(new WorkerInspectorController(this)))
     , m_closing(false)
     , m_eventQueue(WorkerEventQueue::create(this))
     , m_workerClients(workerClients)
     , m_timeOrigin(timeOrigin)
     , m_messageStorage(ConsoleMessageStorage::create())
     , m_workerExceptionUniqueIdentifier(0)
 {
@@ skipping 160 matching lines @@
 
         // If the fetching attempt failed, throw a NetworkError exception and abort all these steps.
         if (scriptLoader->failed()) {
             exceptionState.throwDOMException(NetworkError, "The script at '" + completeURL.elidedString() + "' failed to load.");
             return;
         }
 
         InspectorInstrumentation::scriptImported(&executionContext, scriptLoader->identifier(), scriptLoader->script());
 
         RefPtrWillBeRawPtr<ErrorEvent> errorEvent = nullptr;
-        m_script->evaluate(ScriptSourceCode(scriptLoader->script(), scriptLoader->responseURL()), &errorEvent);
+        OwnPtr<Vector<char>> cachedMetaData(scriptLoader->releaseCachedMetadata());
+        OwnPtr<CachedMetadataHandler> handler(createWorkerScriptCachedMetadataHandler(completeURL, cachedMetaData.get()));
+        m_script->evaluate(ScriptSourceCode(scriptLoader->script(), scriptLoader->responseURL()), &errorEvent, handler.get(), m_v8CacheOptions);
         if (errorEvent) {
             m_script->rethrowExceptionFromImportedScript(errorEvent.release(), exceptionState);
             return;
         }
     }
 }
 
 EventTarget* WorkerGlobalScope::errorEventTarget()
 {
     return this;
@@ skipping 94 matching lines @@
     visitor->trace(m_timers);
     visitor->trace(m_messageStorage);
     visitor->trace(m_pendingMessages);
     HeapSupplementable<WorkerGlobalScope>::trace(visitor);
 #endif
     ExecutionContext::trace(visitor);
     EventTargetWithInlineData::trace(visitor);
 }
 
 } // namespace blink