Replace ASSERT family with DCHECK and so on in core/dom/.

third_party/WebKit/Source/core/dom/DOMStringList.cpp

Index: third_party/WebKit/Source/core/dom/DOMStringList.cpp
diff --git a/third_party/WebKit/Source/core/dom/DOMStringList.cpp b/third_party/WebKit/Source/core/dom/DOMStringList.cpp
index 6ab3866a89334511dbc7ba40d2a4df5764adf3a0..03a312b805d0133159d2c8f3f136c5abb78a4f7e 100644
--- a/third_party/WebKit/Source/core/dom/DOMStringList.cpp
+++ b/third_party/WebKit/Source/core/dom/DOMStringList.cpp
@@ -48,7 +48,7 @@ String DOMStringList::item(ExecutionContext* context, unsigned index) const {
           context, UseCounter::DOMStringList_Item_AttributeGetter_Location);
       break;
     default:
-      ASSERT_NOT_REACHED();
+      NOTREACHED();
   }
 
   return anonymousIndexedGetter(index);
@@ -66,7 +66,7 @@ bool DOMStringList::contains(ExecutionContext* context,
                         UseCounter::DOMStringList_Contains_Method_Location);
       break;
     default:
-      ASSERT_NOT_REACHED();
+      NOTREACHED();
   }
 
   // FIXME: Currently, all consumers of DOMStringList store fairly small lists