ServiceWorker: Enable UseCounter for ServiceWorkerGlobalScope

third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp

Index: third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
diff --git a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
index fc598759a55cd054b1a42bdef9fb241710551f72..bc640f18901dba1661abbbe9f53d8bf27162b17a 100644
--- a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
+++ b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp
@@ -42,6 +42,7 @@
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/MessagePort.h"
 #include "core/events/MessageEvent.h"
+#include "core/frame/Deprecation.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/UseCounter.h"
 #include "core/frame/csp/ContentSecurityPolicy.h"
@@ -458,6 +459,17 @@ void ServiceWorkerContainer::dispatchMessageEvent(
       String() /* lastEventId */, source, String() /* suborigin */));
 }
 
+void ServiceWorkerContainer::countFeature(uint32_t feature) {
+  if (!getExecutionContext())
+    return;
+  UseCounter::Feature useCounterFeature =
+      static_cast<UseCounter::Feature>(feature);
+  if (Deprecation::deprecationMessage(useCounterFeature).isEmpty())
+    UseCounter::count(getExecutionContext(), useCounterFeature);
+  else
+    Deprecation::countDeprecation(getExecutionContext(), useCounterFeature);
+}
+
 const AtomicString& ServiceWorkerContainer::interfaceName() const {
   return EventTargetNames::ServiceWorkerContainer;
 }