Rename ExceptionCode constants to use the names in the spec (2/3)

Source/core/html/HTMLOptionsCollection.cpp

Index: Source/core/html/HTMLOptionsCollection.cpp
diff --git a/Source/core/html/HTMLOptionsCollection.cpp b/Source/core/html/HTMLOptionsCollection.cpp
index b8284faaf41141cce4a4c4e0e490873a2aba4522..66ea1ed07a43923458829a12ee6d6c071b04ea8b 100644
--- a/Source/core/html/HTMLOptionsCollection.cpp
+++ b/Source/core/html/HTMLOptionsCollection.cpp
@@ -50,7 +50,7 @@ void HTMLOptionsCollection::add(PassRefPtr<HTMLOptionElement> element, int index
     HTMLOptionElement* newOption = element.get();
 
     if (!newOption) {
-        ec = TYPE_MISMATCH_ERR;
+        ec = TypeMismatchError;
         return;
     }
 
@@ -119,7 +119,7 @@ bool HTMLOptionsCollection::anonymousIndexedSetter(unsigned index, PassRefPtr<HT
 {
     HTMLSelectElement* base = toHTMLSelectElement(ownerNode());
     if (!value) {
-        ec = TYPE_MISMATCH_ERR;
+        ec = TypeMismatchError;
         return true;
     }
     base->setOption(index, value.get(), ec);