Roll DEPS for WebKit 50416:50432. Includes a fix for upstream worker breakag...

webkit/api/src/WebWorkerImpl.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 198 matching lines @@
     // FIXME: when 'kill a worker' html5 spec algorithm is implemented, it
     // should be used here instead of 'terminate a worker'.
     terminateWorkerContext();
 }
 
 void WebWorkerImpl::clientDestroyed()
 {
     m_client = 0;
 }
 
-void WebWorkerImpl::dispatchTaskToMainThread(PassRefPtr<ScriptExecutionContext::Task> task)
+void WebWorkerImpl::dispatchTaskToMainThread(PassOwnPtr<ScriptExecutionContext::Task> task)
 {
-    return callOnMainThread(invokeTaskMethod, task.releaseRef());
+    return callOnMainThread(invokeTaskMethod, task.release());
 }
 
 void WebWorkerImpl::invokeTaskMethod(void* param)
 {
     ScriptExecutionContext::Task* task =
         static_cast<ScriptExecutionContext::Task*>(param);
     task->performTask(0);
-    task->deref();
+    delete task;
 }
 
 // WorkerObjectProxy -----------------------------------------------------------
 
 void WebWorkerImpl::postMessageToWorkerObject(PassRefPtr<SerializedScriptValue> message,
                                               PassOwnPtr<MessagePortChannelArray> channels)
 {
     dispatchTaskToMainThread(createCallbackTask(&postMessageTask, this,
                                                 message->toString(), channels));
 }
@@ skipping 99 matching lines @@
 }
 
 void WebWorkerImpl::workerContextDestroyed()
 {
     dispatchTaskToMainThread(createCallbackTask(&workerContextDestroyedTask,
                                                 this));
 }
 
 // WorkerLoaderProxy -----------------------------------------------------------
 
-void WebWorkerImpl::postTaskToLoader(PassRefPtr<ScriptExecutionContext::Task> task)
+void WebWorkerImpl::postTaskToLoader(PassOwnPtr<ScriptExecutionContext::Task> task)
 {
     ASSERT(m_loadingDocument->isDocument());
     m_loadingDocument->postTask(task);
 }
 
 void WebWorkerImpl::postTaskForModeToWorkerContext(
-    PassRefPtr<ScriptExecutionContext::Task> task, const String& mode)
+    PassOwnPtr<ScriptExecutionContext::Task> task, const String& mode)
 {
     m_workerThread->runLoop().postTaskForMode(task, mode);
 }
 
 void WebWorkerImpl::workerContextDestroyedTask(ScriptExecutionContext* context,
                                                WebWorkerImpl* thisPtr)
 {
     if (thisPtr->m_client)
         thisPtr->m_client->workerContextDestroyed();
     // The lifetime of this proxy is controlled by the worker context.
     delete thisPtr;
 }
 
 
 #else
 
 WebWorker* WebWorker::create(WebWorkerClient* client)
 {
     return 0;
 }
 
 #endif // ENABLE(WORKERS)
 
 } // namespace WebKit