Rename all existing custom element classes as V0

third_party/WebKit/Source/web/WebElement.cpp

Index: third_party/WebKit/Source/web/WebElement.cpp
diff --git a/third_party/WebKit/Source/web/WebElement.cpp b/third_party/WebKit/Source/web/WebElement.cpp
index 45b77fdbc8a348a9c71ffc822518fdcd147af6fe..6eb621cbebb8cc70a95d3638cc7caa1c0a4aaa50 100644
--- a/third_party/WebKit/Source/web/WebElement.cpp
+++ b/third_party/WebKit/Source/web/WebElement.cpp
@@ -34,7 +34,7 @@
 #include "core/HTMLNames.h"
 #include "core/dom/Element.h"
 #include "core/dom/Fullscreen.h"
-#include "core/dom/custom/CustomElementProcessingStack.h"
+#include "core/dom/custom/V0CustomElementProcessingStack.h"
 #include "core/html/HTMLTextFormControlElement.h"
 #include "platform/graphics/Image.h"
 #include "public/platform/WebRect.h"
@@ -102,7 +102,7 @@ bool WebElement::setAttribute(const WebString& attrName, const WebString& attrVa
 {
     // TODO: Custom element callbacks need to be called on WebKit API methods that
     // mutate the DOM in any way.
-    CustomElementProcessingStack::CallbackDeliveryScope deliverCustomElementCallbacks;
+    V0CustomElementProcessingStack::CallbackDeliveryScope deliverCustomElementCallbacks;
     TrackExceptionState exceptionState;
     unwrap<Element>()->setAttribute(attrName, attrValue, exceptionState);
     return !exceptionState.hadException();