1 files changed, 33 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/core/html/DocumentNameCollection.cpp b/chromium/third_party/WebKit/Source/core/html/DocumentNameCollection.cpp
new file mode 100644
index 00000000000..223f8a90cf8
--- /dev/null
+++ b/chromium/third_party/WebKit/Source/core/html/DocumentNameCollection.cpp
@@ -0,0 +1,33 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "config.h"
+#include "core/html/DocumentNameCollection.h"
+
+#include "core/html/HTMLEmbedElement.h"
+#include "core/html/HTMLFormElement.h"
+#include "core/html/HTMLObjectElement.h"
+
+namespace WebCore {
+
+DocumentNameCollection::DocumentNameCollection(ContainerNode& document, const AtomicString& name)
+    : HTMLNameCollection(document, DocumentNamedItems, name)
+{
+}
+
+bool DocumentNameCollection::elementMatches(const Element& element) const
+{
+    // Match images, forms, applets, embeds, objects and iframes by name,
+    // applets and object by id, and images by id but only if they have
+    // a name attribute (this very strange rule matches IE)
+    if (isHTMLFormElement(element) || isHTMLIFrameElement(element) || (isHTMLEmbedElement(element) && toHTMLEmbedElement(element).isExposed()))
+        return element.getNameAttribute() == m_name;
+    if (isHTMLAppletElement(element) || (isHTMLObjectElement(element) && toHTMLObjectElement(element).isExposed()))
+        return element.getNameAttribute() == m_name || element.getIdAttribute() == m_name;
+    if (isHTMLImageElement(element))
+        return element.getNameAttribute() == m_name || (element.getIdAttribute() == m_name && element.hasName());
+    return false;
+}
+
+} // namespace WebCore