Enable use_once_callback for //content/common/*.mojom

content/test/test_render_frame.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/test/test_render_frame.h"
 
 #include "base/memory/ptr_util.h"
 #include "content/common/navigation_params.h"
 #include "content/common/resource_request_body_impl.h"
 #include "content/public/common/associated_interface_provider.h"
 #include "content/public/common/browser_side_navigation_policy.h"
 #include "content/public/common/resource_response.h"
 #include "content/public/test/mock_render_thread.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 
 namespace content {
 
 class MockFrameHost : public mojom::FrameHost {
  public:
   MockFrameHost() : binding_(this) {}
   ~MockFrameHost() override = default;
 
   void CreateNewWindow(mojom::CreateNewWindowParamsPtr params,
-                       const CreateNewWindowCallback& callback) override {
+                       CreateNewWindowCallback callback) override {
     mojom::CreateNewWindowReplyPtr reply = mojom::CreateNewWindowReply::New();
     MockRenderThread* mock_render_thread =
         static_cast<MockRenderThread*>(RenderThread::Get());
     mock_render_thread->OnCreateWindow(*params, reply.get());
-    callback.Run(std::move(reply));
+    std::move(callback).Run(std::move(reply));
   }
 
   void Bind(mojo::ScopedInterfaceEndpointHandle handle) {
     binding_.Bind(
         mojo::MakeAssociatedRequest<mojom::FrameHost>(std::move(handle)));
   }
 
  private:
   mojo::AssociatedBinding<mojom::FrameHost> binding_;
 
@@ skipping 84 matching lines @@
 
 mojom::FrameHostAssociatedPtr TestRenderFrame::GetFrameHost() {
   mojom::FrameHostAssociatedPtr ptr = RenderFrameImpl::GetFrameHost();
 
   // Needed to ensure no deadlocks when waiting for sync IPC.
   ptr.FlushForTesting();
   return ptr;
 }
 
 }  // namespace content