Use kCamelCase in Document::ListenerType enum

third_party/WebKit/Source/core/html/HTMLStyleElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLStyleElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLStyleElement.cpp b/third_party/WebKit/Source/core/html/HTMLStyleElement.cpp
index c2ca8114c9bde6d76d3d923334f2a3bf2b04989a..41dc089a5633fcf94a83f2048c24034db8b405e0 100644
--- a/third_party/WebKit/Source/core/html/HTMLStyleElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLStyleElement.cpp
@@ -109,7 +109,7 @@ void HTMLStyleElement::DispatchPendingEvent(
     std::unique_ptr<IncrementLoadEventDelayCount> count) {
   if (loaded_sheet_) {
     if (GetDocument().HasListenerType(
-            Document::LOAD_LISTENER_AT_CAPTURE_PHASE_OR_AT_STYLE_ELEMENT))
+            Document::kLoadListenerAtCapturePhaseOrAtStyleElement))
       DispatchEvent(Event::Create(EventTypeNames::load));
   } else {
     DispatchEvent(Event::Create(EventTypeNames::error));