Rename all existing custom element classes as V0

third_party/WebKit/Source/core/dom/custom/V0CustomElementObserver.cpp

Index: third_party/WebKit/Source/core/dom/custom/V0CustomElementObserver.cpp
diff --git a/third_party/WebKit/Source/core/dom/custom/CustomElementObserver.cpp b/third_party/WebKit/Source/core/dom/custom/V0CustomElementObserver.cpp
similarity index 84%
rename from third_party/WebKit/Source/core/dom/custom/CustomElementObserver.cpp
rename to third_party/WebKit/Source/core/dom/custom/V0CustomElementObserver.cpp
index ee170aece435f593f1473a7da206841488977660..3099bc9395c9e16fd57c9088d7e84d38b998b1cf 100644
--- a/third_party/WebKit/Source/core/dom/custom/CustomElementObserver.cpp
+++ b/third_party/WebKit/Source/core/dom/custom/V0CustomElementObserver.cpp
@@ -28,7 +28,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "core/dom/custom/CustomElementObserver.h"
+#include "core/dom/custom/V0CustomElementObserver.h"
 
 #include "core/dom/Element.h"
 
@@ -36,7 +36,7 @@ namespace blink {
 
 // Maps elements to the observer watching them. At most one per
 // element at a time.
-typedef HeapHashMap<WeakMember<Element>, Member<CustomElementObserver>> ElementObserverMap;
+typedef HeapHashMap<WeakMember<Element>, Member<V0CustomElementObserver>> ElementObserverMap;
 
 static ElementObserverMap& elementObservers()
 {
@@ -44,7 +44,7 @@ static ElementObserverMap& elementObservers()
     return map;
 }
 
-void CustomElementObserver::notifyElementWasDestroyed(Element* element)
+void V0CustomElementObserver::notifyElementWasDestroyed(Element* element)
 {
     ElementObserverMap::iterator it = elementObservers().find(element);
     if (it == elementObservers().end())
@@ -52,15 +52,15 @@ void CustomElementObserver::notifyElementWasDestroyed(Element* element)
     it->value->elementWasDestroyed(element);
 }
 
-void CustomElementObserver::observe(Element* element)
+void V0CustomElementObserver::observe(Element* element)
 {
     ElementObserverMap::AddResult result = elementObservers().add(element, this);
     ASSERT_UNUSED(result, result.isNewEntry);
 }
 
-void CustomElementObserver::unobserve(Element* element)
+void V0CustomElementObserver::unobserve(Element* element)
 {
-    CustomElementObserver* observer = elementObservers().take(element);
+    V0CustomElementObserver* observer = elementObservers().take(element);
     ASSERT_UNUSED(observer, observer == this);
 }