Mandate unique_ptr for base::IDMap in IDMapOwnPointer mode.

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

Index: third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
diff --git a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
index 516e59a8d641c2cdfb41df6d8f017be8cdbd63cb..aae1df40b8a14f8fa27a78459ddb27facb7f11f2 100644
--- a/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
+++ b/third_party/WebKit/Source/modules/serviceworkers/ServiceWorkerRegistration.cpp
@@ -17,6 +17,7 @@
 #include "public/platform/modules/serviceworker/WebServiceWorkerProvider.h"
 #include "wtf/PtrUtil.h"
 #include <memory>
+#include <utility>
 
 namespace blink {
 
@@ -98,7 +99,8 @@ ScriptPromise ServiceWorkerRegistration::update(ScriptState* scriptState) {
   ScriptPromise promise = resolver->promise();
   m_handle->registration()->update(
       client->provider(),
-      new CallbackPromiseAdapter<void, ServiceWorkerErrorForUpdate>(resolver));
+      WTF::makeUnique<
+          CallbackPromiseAdapter<void, ServiceWorkerErrorForUpdate>>(resolver));
   return promise;
 }
 
@@ -116,7 +118,8 @@ ScriptPromise ServiceWorkerRegistration::unregister(ScriptState* scriptState) {
   ScriptPromise promise = resolver->promise();
   m_handle->registration()->unregister(
       client->provider(),
-      new CallbackPromiseAdapter<bool, ServiceWorkerError>(resolver));
+      WTF::makeUnique<CallbackPromiseAdapter<bool, ServiceWorkerError>>(
+          resolver));
   return promise;
 }