Componentization: fix SupplementTracing<0>::~SupplementTracing<0>(void) already defined.

Source/core/dom/CSSSelectorWatch.cpp

Index: Source/core/dom/CSSSelectorWatch.cpp
diff --git a/Source/core/dom/CSSSelectorWatch.cpp b/Source/core/dom/CSSSelectorWatch.cpp
index cb1a14c86e140324807c9d790f329e990cf35a74..de2be1b2b4c76b3a9003b44f840ca916385b7e7c 100644
--- a/Source/core/dom/CSSSelectorWatch.cpp
+++ b/Source/core/dom/CSSSelectorWatch.cpp
@@ -53,10 +53,10 @@ CSSSelectorWatch::CSSSelectorWatch(Document& document)
 
 CSSSelectorWatch& CSSSelectorWatch::from(Document& document)
 {
-    CSSSelectorWatch* watch = static_cast<CSSSelectorWatch*>(DocumentSupplement::from(document, kSupplementName));
+    CSSSelectorWatch* watch = static_cast<CSSSelectorWatch*>(WillBeHeapSupplement<Document>::from(document, kSupplementName));
     if (!watch) {
         watch = new CSSSelectorWatch(document);
-        DocumentSupplement::provideTo(document, kSupplementName, adoptPtrWillBeNoop(watch));
+        WillBeHeapSupplement<Document>::provideTo(document, kSupplementName, adoptPtrWillBeNoop(watch));
     }
     return *watch;
 }
@@ -165,7 +165,7 @@ DEFINE_TRACE(CSSSelectorWatch)
 {
     visitor->trace(m_watchedCallbackSelectors);
     visitor->trace(m_document);
-    DocumentSupplement::trace(visitor);
+    WillBeHeapSupplement<Document>::trace(visitor);
 }
 
 } // namespace blink