HeapSupplements are now just Supplements.

third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp

Index: third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp
diff --git a/third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp b/third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp
index 600b2d3b99ef2256ef40d68c0285b8de6984db91..22a82007e0129bee2553ba31b08cd18b2d3fe6a8 100644
--- a/third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp
+++ b/third_party/WebKit/Source/core/dom/CSSSelectorWatch.cpp
@@ -56,14 +56,14 @@ CSSSelectorWatch& CSSSelectorWatch::from(Document& document)
     CSSSelectorWatch* watch = fromIfExists(document);
     if (!watch) {
         watch = new CSSSelectorWatch(document);
-        HeapSupplement<Document>::provideTo(document, kSupplementName, watch);
+        Supplement<Document>::provideTo(document, kSupplementName, watch);
     }
     return *watch;
 }
 
 CSSSelectorWatch* CSSSelectorWatch::fromIfExists(Document& document)
 {
-    return static_cast<CSSSelectorWatch*>(HeapSupplement<Document>::from(document, kSupplementName));
+    return static_cast<CSSSelectorWatch*>(Supplement<Document>::from(document, kSupplementName));
 }
 
 void CSSSelectorWatch::callbackSelectorChangeTimerFired(Timer<CSSSelectorWatch>*)
@@ -166,7 +166,7 @@ DEFINE_TRACE(CSSSelectorWatch)
 {
     visitor->trace(m_watchedCallbackSelectors);
     visitor->trace(m_document);
-    HeapSupplement<Document>::trace(visitor);
+    Supplement<Document>::trace(visitor);
 }
 
 } // namespace blink