Use C++11 features in core/html

Source/core/html/HTMLEmbedElement.cpp

Index: Source/core/html/HTMLEmbedElement.cpp
diff --git a/Source/core/html/HTMLEmbedElement.cpp b/Source/core/html/HTMLEmbedElement.cpp
index 7083867333d41bf1038b7ae806467460310adf8d..cba70847ccbcdc1d59d21c0055c8a542743a402e 100644
--- a/Source/core/html/HTMLEmbedElement.cpp
+++ b/Source/core/html/HTMLEmbedElement.cpp
@@ -113,10 +113,9 @@ void HTMLEmbedElement::parseAttribute(const QualifiedName& name, const AtomicStr
 void HTMLEmbedElement::parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues)
 {
     AttributeCollection attributes = this->attributes();
-    AttributeCollection::iterator end = attributes.end();
-    for (AttributeCollection::iterator it = attributes.begin(); it != end; ++it) {
-        paramNames.append(it->localName().string());
-        paramValues.append(it->value().string());
+    for (const auto& attribute : attributes) {
+        paramNames.append(attribute.localName().string());
+        paramValues.append(attribute.value().string());
     }
 }