Fix class name which has only space

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

Index: third_party/WebKit/Source/core/dom/Element.cpp
diff --git a/third_party/WebKit/Source/core/dom/Element.cpp b/third_party/WebKit/Source/core/dom/Element.cpp
index 047e339cba3e817a5c7eb056291cb3d2776f7584..7a6688b1a524f0d35371390cd52e2ea488d15955 100644
--- a/third_party/WebKit/Source/core/dom/Element.cpp
+++ b/third_party/WebKit/Source/core/dom/Element.cpp
@@ -1343,9 +1343,7 @@ static inline ClassStringContent classStringHasClassName(
     ++i;
   } while (i < length);
 
-  if (i == length && length == 1)
-    return ClassStringContent::Empty;
-  if (i == length && length > 1)
+  if (i == length && length >= 1)
     return ClassStringContent::WhiteSpaceOnly;
 
   return ClassStringContent::HasClasses;