Input type check comparision should be an ASCII case-insensitive match.

third_party/WebKit/Source/core/html/forms/InputType.cpp

Index: third_party/WebKit/Source/core/html/forms/InputType.cpp
diff --git a/third_party/WebKit/Source/core/html/forms/InputType.cpp b/third_party/WebKit/Source/core/html/forms/InputType.cpp
index 5f1912e55467fc60351dfed2438986e64a059d01..546e5f6e5fb78e0688da81a44220bbc86e47778c 100644
--- a/third_party/WebKit/Source/core/html/forms/InputType.cpp
+++ b/third_party/WebKit/Source/core/html/forms/InputType.cpp
@@ -82,8 +82,7 @@ using blink::WebLocalizedString;
 using namespace HTMLNames;
 
 using InputTypeFactoryFunction = InputType* (*)(HTMLInputElement&);
-using InputTypeFactoryMap =
-    HashMap<AtomicString, InputTypeFactoryFunction, CaseFoldingHash>;
+using InputTypeFactoryMap = HashMap<AtomicString, InputTypeFactoryFunction>;
 
 static std::unique_ptr<InputTypeFactoryMap> CreateInputTypeFactoryMap() {
   std::unique_ptr<InputTypeFactoryMap> map =
@@ -136,7 +135,8 @@ const AtomicString& InputType::NormalizeTypeName(
     const AtomicString& type_name) {
   if (type_name.IsEmpty())
     return InputTypeNames::text;
-  InputTypeFactoryMap::const_iterator it = FactoryMap()->find(type_name);
+  InputTypeFactoryMap::const_iterator it =
+      FactoryMap()->find(type_name.LowerASCII());
   return it == FactoryMap()->end() ? InputTypeNames::text : it->key;
 }