Mandate unique_ptr for base::IDMap in IDMapOwnPointer mode.

content/child/push_messaging/push_provider.h

Index: content/child/push_messaging/push_provider.h
diff --git a/content/child/push_messaging/push_provider.h b/content/child/push_messaging/push_provider.h
index bd8e9ca13bcb74c9dc052c203f4a9f06521eaec1..70471ff6424685c1a6c851f36a19cddde17b2bff 100644
--- a/content/child/push_messaging/push_provider.h
+++ b/content/child/push_messaging/push_provider.h
@@ -6,6 +6,8 @@
 #define CONTENT_CHILD_PUSH_MESSAGING_PUSH_PROVIDER_H_
 
 #include <stdint.h>
+
+#include <memory>
 #include <string>
 #include <vector>
 
@@ -50,17 +52,18 @@ class PushProvider : public blink::WebPushProvider,
   void subscribe(
       blink::WebServiceWorkerRegistration* service_worker_registration,
       const blink::WebPushSubscriptionOptions& options,
-      blink::WebPushSubscriptionCallbacks* callbacks) override;
+      std::unique_ptr<blink::WebPushSubscriptionCallbacks> callbacks) override;
   void unsubscribe(
       blink::WebServiceWorkerRegistration* service_worker_registration,
-      blink::WebPushUnsubscribeCallbacks* callbacks) override;
+      std::unique_ptr<blink::WebPushUnsubscribeCallbacks> callbacks) override;
   void getSubscription(
       blink::WebServiceWorkerRegistration* service_worker_registration,
-      blink::WebPushSubscriptionCallbacks* callbacks) override;
+      std::unique_ptr<blink::WebPushSubscriptionCallbacks> callbacks) override;
   void getPermissionStatus(
       blink::WebServiceWorkerRegistration* service_worker_registration,
       const blink::WebPushSubscriptionOptions& options,
-      blink::WebPushPermissionStatusCallbacks* callbacks) override;
+      std::unique_ptr<blink::WebPushPermissionStatusCallbacks> callbacks)
+      override;
 
   // Called by the PushDispatcher.
   bool OnMessageReceived(const IPC::Message& message);