Create ResourceProgressEvent, expose as Chromium API

Source/core/dom/ResourceProgressEvent.cpp

Index: Source/core/dom/ResourceProgressEvent.cpp
diff --git a/Source/core/html/ime/Composition.cpp b/Source/core/dom/ResourceProgressEvent.cpp
similarity index 71%
copy from Source/core/html/ime/Composition.cpp
copy to Source/core/dom/ResourceProgressEvent.cpp
index e74501bcd8637afa85872dae701e91f04827e1ee..55310bb7dc89afdde8a8794b75f34efb6bb59f45 100644
--- a/Source/core/html/ime/Composition.cpp
+++ b/Source/core/dom/ResourceProgressEvent.cpp
@@ -7,10 +7,6 @@
  *
  *     * 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.
@@ -29,27 +25,30 @@
  */
 
 #include "config.h"
-#include "core/html/ime/Composition.h"
-
-#include "core/dom/Node.h"
-#include "core/dom/Range.h"
+#include "core/dom/ResourceProgressEvent.h"
 
 namespace WebCore {
 
-Composition::~Composition()
+ResourceProgressEvent::ResourceProgressEvent()
 {
+    ScriptWrappable::init(this);
 }
 
-PassRefPtr<Composition> Composition::create(Node* text, Range* caret)
+ResourceProgressEvent::ResourceProgressEvent(const AtomicString& type, bool lengthComputable, unsigned long long loaded, unsigned long long total, const String& url)
+    : ProgressEvent(type, lengthComputable, loaded, total)
+    , m_url(url)
 {
-    return adoptRef(new Composition(text, caret));
+    ScriptWrappable::init(this);
 }
 
-Composition::Composition(Node* text, Range* caret)
-    : m_text(text)
-    , m_caret(caret)
+const String& ResourceProgressEvent::url() const
 {
-    ScriptWrappable::init(this);
+    return m_url;
 }
 
-} // namespace WebCore
+const AtomicString& ResourceProgressEvent::interfaceName() const
+{
+    return eventNames().interfaceForResourceProgressEvent;
+}
+
+}