Rename all existing custom element classes as V0

third_party/WebKit/Source/core/dom/custom/V0CustomElementMicrotaskStep.h

Index: third_party/WebKit/Source/core/dom/custom/V0CustomElementMicrotaskStep.h
diff --git a/third_party/WebKit/Source/core/dom/custom/CustomElementMicrotaskStep.h b/third_party/WebKit/Source/core/dom/custom/V0CustomElementMicrotaskStep.h
similarity index 84%
rename from third_party/WebKit/Source/core/dom/custom/CustomElementMicrotaskStep.h
rename to third_party/WebKit/Source/core/dom/custom/V0CustomElementMicrotaskStep.h
index 8a18064c3bec0e2ea688973121cc8b2f96ba1744..1647bca41ec195efb970c2ae8f428b8afe1f9a37 100644
--- a/third_party/WebKit/Source/core/dom/custom/CustomElementMicrotaskStep.h
+++ b/third_party/WebKit/Source/core/dom/custom/V0CustomElementMicrotaskStep.h
@@ -28,19 +28,19 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef CustomElementMicrotaskStep_h
-#define CustomElementMicrotaskStep_h
+#ifndef V0CustomElementMicrotaskStep_h
+#define V0CustomElementMicrotaskStep_h
 
 #include "platform/heap/Handle.h"
 #include "wtf/Noncopyable.h"
 
 namespace blink {
 
-class CustomElementMicrotaskStep : public GarbageCollectedFinalized<CustomElementMicrotaskStep> {
-    WTF_MAKE_NONCOPYABLE(CustomElementMicrotaskStep);
+class V0CustomElementMicrotaskStep : public GarbageCollectedFinalized<V0CustomElementMicrotaskStep> {
+    WTF_MAKE_NONCOPYABLE(V0CustomElementMicrotaskStep);
 public:
-    CustomElementMicrotaskStep() { }
-    virtual ~CustomElementMicrotaskStep() { }
+    V0CustomElementMicrotaskStep() { }
+    virtual ~V0CustomElementMicrotaskStep() { }
 
     enum Result {
         Processing,
@@ -58,4 +58,4 @@ public:
 
 } // namespace blink
 
-#endif // CustomElementMicrotaskStep_h
+#endif // V0CustomElementMicrotaskStep_h