Create ResourceProgressEvent, expose as Chromium API

Source/WebKit/chromium/src/WebDOMProgressEvent.cpp

 /*
  * Copyright (C) 2013 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 10 matching lines @@
  * 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 WebExternalTextureMailbox_h
-#define WebExternalTextureMailbox_h
+#include "config.h"
+#include "WebDOMProgressEvent.h"
+
+#include "core/dom/ProgressEvent.h"
+#include <public/WebString.h>
+
+using namespace WebCore;
 
 namespace WebKit {
 
-struct WebExternalTextureMailbox {
-    signed char name[64];
-    unsigned syncPoint;
-
-    WebExternalTextureMailbox()
-        : syncPoint(0)
-    {
-        memset(name, 0, sizeof(name));
-    }
-};
+WebDOMProgressEvent::WebDOMProgressEvent(const WebString& type, bool lengthIsComputable, unsigned long long loaded, unsigned long long total)
+    : WebDOMEvent(ProgressEvent::create(type, lengthIsComputable, loaded, total))
+{
+    ASSERT(m_private);
+    ASSERT(isProgressEvent());
+}
 
 } // namespace WebKit
-
-#endif // WebExternalTextureMailbox_h