ServiceWorker: Mojofication of EWInstance::StopWorker

content/browser/service_worker/embedded_worker_test_helper.h

Index: content/browser/service_worker/embedded_worker_test_helper.h
diff --git a/content/browser/service_worker/embedded_worker_test_helper.h b/content/browser/service_worker/embedded_worker_test_helper.h
index 5ac893d3318d32d7c99662ae9a448d773333c69c..6030f0431c3c248e0d55985e2670c8dd0a2c875f 100644
--- a/content/browser/service_worker/embedded_worker_test_helper.h
+++ b/content/browser/service_worker/embedded_worker_test_helper.h
@@ -73,15 +73,17 @@ class EmbeddedWorkerTestHelper : public IPC::Sender,
     static void Bind(const base::WeakPtr<EmbeddedWorkerTestHelper>& helper,
                      mojom::EmbeddedWorkerInstanceClientRequest request);
 
-   private:
+   protected:
     // Implementation of mojo interfaces
     void StartWorker(const EmbeddedWorkerStartParams& params) override;
+    void StopWorker(const StopWorkerCallback& callback) override;
 
     base::WeakPtr<EmbeddedWorkerTestHelper> helper_;
     mojo::Binding<mojom::EmbeddedWorkerInstanceClient> binding_;
 
     base::Optional<int> embedded_worker_id_;
 
+   private:
     DISALLOW_COPY_AND_ASSIGN(MockEmbeddedWorkerInstanceClient);
   };
 
@@ -100,6 +102,11 @@ class EmbeddedWorkerTestHelper : public IPC::Sender,
   // IPC::Listener implementation.
   bool OnMessageReceived(const IPC::Message& msg) override;
 
+  // Register a mojo endpoint object derived from
+  // MockEmbeddedWorkerInstanceClient.
+  void RegisterMockInstanceClient(
+      std::unique_ptr<MockEmbeddedWorkerInstanceClient> client);
+
   // IPC sink for EmbeddedWorker messages.
   IPC::TestSink* ipc_sink() { return &sink_; }
   // Inner IPC sink for script context messages sent via EmbeddedWorker.
@@ -130,6 +137,10 @@ class EmbeddedWorkerTestHelper : public IPC::Sender,
 
   TestBrowserContext* browser_context() { return browser_context_.get(); }
 
+  base::WeakPtr<EmbeddedWorkerTestHelper> AsWeakPtr() {
+    return weak_factory_.GetWeakPtr();
+  }
+
  protected:
   // Called when StartWorker, StopWorker and SendMessageToWorker message
   // is sent to the embedded worker. Override if necessary. By default