Remove a part of type checking predicates of HTMLInputElement.

Source/core/inspector/InspectorDOMAgent.cpp

Index: Source/core/inspector/InspectorDOMAgent.cpp
diff --git a/Source/core/inspector/InspectorDOMAgent.cpp b/Source/core/inspector/InspectorDOMAgent.cpp
index a98598dea11a6c1a491d2f5e355ca2c92c095b9b..f09839f305bdf0806e4878a368b7a6080e947420 100644
--- a/Source/core/inspector/InspectorDOMAgent.cpp
+++ b/Source/core/inspector/InspectorDOMAgent.cpp
@@ -33,6 +33,7 @@
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptEventListener.h"
+#include "core/InputTypeNames.h"
 #include "core/dom/Attr.h"
 #include "core/dom/CharacterData.h"
 #include "core/dom/ContainerNode.h"
@@ -1451,7 +1452,7 @@ void InspectorDOMAgent::setFileInputFiles(ErrorString* errorString, int nodeId,
     Node* node = assertNode(errorString, nodeId);
     if (!node)
         return;
-    if (!isHTMLInputElement(*node) || !toHTMLInputElement(*node).isFileUpload()) {
+    if (!isHTMLInputElement(*node) || toHTMLInputElement(*node).type() != InputTypeNames::file) {
         *errorString = "Node is not a file input element";
         return;
     }