Expose performance.memory in workers

Source/core/workers/WorkerSettings.h

 /*
- * Copyright (C) 2012 Google Inc. All rights reserved.
+ * Copyright (C) 2014 Intel 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
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef DataTransferItemFileSystem_h
-#define DataTransferItemFileSystem_h
-
-#include "wtf/PassRefPtr.h"
+#ifndef WorkerSettings_h
+#define WorkerSettings_h
 
 namespace WebCore {
 
-class DataTransferItem;
-class Entry;
-class ExecutionContext;
+class WorkerSettings {
+    WTF_MAKE_NONCOPYABLE(WorkerSettings); WTF_MAKE_FAST_ALLOCATED;
+public:
+    static PassOwnPtr<WorkerSettings> create() { return adoptPtr(new WorkerSettings); }
 
-class DataTransferItemFileSystem {
-public:
-    static PassRefPtr<Entry> webkitGetAsEntry(ExecutionContext*, DataTransferItem&);
+    void setMemoryInfoEnabled(bool memoryInfoEnabled) { m_memoryInfoEnabled = memoryInfoEnabled; }
+    bool memoryInfoEnabled() const { return m_memoryInfoEnabled; }
 
 private:
-    DataTransferItemFileSystem();
-    ~DataTransferItemFileSystem();
+    WorkerSettings() : m_memoryInfoEnabled(false) { }
+
+    bool m_memoryInfoEnabled;
 };
 
 } // namespace WebCore
 
-#endif // DataTransferItemFileSystem_h
+#endif // WorkerSettings_h