Use C++11 features in core/html

Source/core/html/parser/AtomicHTMLToken.h

Index: Source/core/html/parser/AtomicHTMLToken.h
diff --git a/Source/core/html/parser/AtomicHTMLToken.h b/Source/core/html/parser/AtomicHTMLToken.h
index 720736cdea5a0229ea256eae03f67cb93b2970ce..dd4b8217e9b467f6d7280ae3683f0e4bc9ff7cd3 100644
--- a/Source/core/html/parser/AtomicHTMLToken.h
+++ b/Source/core/html/parser/AtomicHTMLToken.h
@@ -162,11 +162,11 @@ public:
             break;
         case HTMLToken::StartTag:
             m_attributes.reserveInitialCapacity(token.attributes().size());
-            for (Vector<CompactHTMLToken::Attribute>::const_iterator it = token.attributes().begin(); it != token.attributes().end(); ++it) {
-                QualifiedName name(nullAtom, AtomicString(it->name), nullAtom);
+            for (const auto& it : token.attributes()) {
+                QualifiedName name(nullAtom, AtomicString(it.name), nullAtom);
                 // FIXME: This is N^2 for the number of attributes.
                 if (!findAttributeInVector(m_attributes, name))
-                    m_attributes.append(Attribute(name, AtomicString(it->value)));
+                    m_attributes.append(Attribute(name, AtomicString(it.value)));
             }
             // Fall through!
         case HTMLToken::EndTag: