Move custom element code to core/dom/custom/

Source/core/dom/custom/CustomElementRegistrationContext.cpp

Index: Source/core/dom/custom/CustomElementRegistrationContext.cpp
diff --git a/Source/core/dom/CustomElementRegistrationContext.cpp b/Source/core/dom/custom/CustomElementRegistrationContext.cpp
similarity index 96%
rename from Source/core/dom/CustomElementRegistrationContext.cpp
rename to Source/core/dom/custom/CustomElementRegistrationContext.cpp
index 6c4133f970275e819a8bed3d10334ea6e8a9b850..44ed913117fafe6656474a0690e9a5685cf2f0cf 100644
--- a/Source/core/dom/CustomElementRegistrationContext.cpp
+++ b/Source/core/dom/custom/CustomElementRegistrationContext.cpp
@@ -29,15 +29,15 @@
  */
 
 #include "config.h"
-#include "core/dom/CustomElementRegistrationContext.h"
+#include "core/dom/custom/CustomElementRegistrationContext.h"
 
 #include "HTMLNames.h"
 #include "SVGNames.h"
 #include "bindings/v8/ExceptionState.h"
-#include "core/dom/CustomElement.h"
-#include "core/dom/CustomElementCallbackScheduler.h"
-#include "core/dom/CustomElementDefinition.h"
 #include "core/dom/Element.h"
+#include "core/dom/custom/CustomElement.h"
+#include "core/dom/custom/CustomElementCallbackScheduler.h"
+#include "core/dom/custom/CustomElementDefinition.h"
 #include "core/html/HTMLElement.h"
 #include "core/html/HTMLUnknownElement.h"
 #include "core/svg/SVGUnknownElement.h"