Ensure that instances of DisplayImpl and SurfaceImpl don't outlive SurfacesServiceApplication.

components/surfaces/surfaces_impl.h

 // Copyright 2014 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.
 
 #ifndef COMPONENTS_SURFACES_SURFACES_IMPL_H_
 #define COMPONENTS_SURFACES_SURFACES_IMPL_H_
 
 #include "cc/surfaces/display_client.h"
 #include "cc/surfaces/surface_factory.h"
 #include "cc/surfaces/surface_factory_client.h"
 #include "components/gpu/public/interfaces/command_buffer.mojom.h"
 #include "components/gpu/public/interfaces/viewport_parameter_listener.mojom.h"
 #include "components/surfaces/public/interfaces/surfaces.mojom.h"
 #include "mojo/application/public/cpp/application_connection.h"
 #include "mojo/common/weak_binding_set.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/strong_binding.h"
 
 namespace cc {
 class Display;
 }
 
 namespace mojo {
 class ApplicationManager;
 }
 
 namespace surfaces {
 class SurfacesScheduler;
+class SurfacesServiceApplication;
 
 class SurfacesImpl : public mojo::Surface, public cc::SurfaceFactoryClient {
  public:
-  SurfacesImpl(cc::SurfaceManager* manager,
+  SurfacesImpl(SurfacesServiceApplication* application,
+               cc::SurfaceManager* manager,
                uint32_t id_namespace,
                SurfacesScheduler* scheduler,
                mojo::InterfaceRequest<mojo::Surface> request);
 
   ~SurfacesImpl() override;
 
   // Surface implementation.
   void GetIdNamespace(const Surface::GetIdNamespaceCallback& callback) override;
   void SetResourceReturner(mojo::ResourceReturnerPtr returner) override;
   void CreateSurface(uint32_t local_id) override;
   void SubmitFrame(uint32_t local_id,
                    mojo::FramePtr frame,
                    const mojo::Closure& callback) override;
   void DestroySurface(uint32_t local_id) override;
 
   // SurfaceFactoryClient implementation.
   void ReturnResources(const cc::ReturnedResourceArray& resources) override;
 
   cc::SurfaceFactory* factory() { return &factory_; }
 
  private:
   cc::SurfaceId QualifyIdentifier(uint32_t local_id);
 
+  SurfacesServiceApplication* application_;
   cc::SurfaceManager* manager_;
   cc::SurfaceFactory factory_;
   const uint32_t id_namespace_;
   SurfacesScheduler* scheduler_;
   mojo::ScopedMessagePipeHandle command_buffer_handle_;
   mojo::ResourceReturnerPtr returner_;
   mojo::StrongBinding<Surface> binding_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfacesImpl);
 };
 
 }  // namespace surfaces
 
 #endif  // COMPONENTS_SURFACES_SURFACES_IMPL_H_