Mojo C++ bindings: Generate InterfaceHandle<> instead of InterfacePtr<>.

services/keyboard/linux/keyboard_service_impl.h

 // 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.
 
 #ifndef SERVICES_KEYBOARD_LINUX_KEYBOARD_SERVICE_IMPL_H_
 #define SERVICES_KEYBOARD_LINUX_KEYBOARD_SERVICE_IMPL_H_
 
 #include "base/macros.h"
 #include "mojo/public/cpp/application/interface_factory.h"
+#include "mojo/public/cpp/bindings/interface_handle.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 #include "mojo/public/interfaces/application/shell.mojom.h"
 #include "mojo/services/keyboard/interfaces/keyboard.mojom.h"
 #include "mojo/services/native_viewport/interfaces/native_viewport_event_dispatcher.mojom.h"
 
 namespace keyboard {
 
 class LinuxKeyboardServiceImpl : public keyboard::KeyboardService,
                                  public mojo::NativeViewportEventDispatcher {
  public:
   LinuxKeyboardServiceImpl(
       mojo::InterfaceRequest<keyboard::KeyboardService> request,
       mojo::InterfaceRequest<NativeViewportEventDispatcher> dispatcher);
   ~LinuxKeyboardServiceImpl() override;
 
   // |KeyboardService| overrides:
-  void Show(keyboard::KeyboardClientPtr client,
+  void Show(mojo::InterfaceHandle<keyboard::KeyboardClient> client,
             keyboard::KeyboardType type) override;
   void ShowByRequest() override;
   void Hide() override;
   void SetText(const mojo::String& text) override;
   void SetSelection(int32_t start, int32_t end) override;
 
   // |NativeViewportEventDispatcher| overrides:
   void OnEvent(mojo::EventPtr event,
                const OnEventCallback& callback) override;
 
  private:
   mojo::Binding<mojo::NativeViewportEventDispatcher> event_dispatcher_binding_;
   mojo::StrongBinding<keyboard::KeyboardService> binding_;
 
   keyboard::KeyboardClientPtr client_;
   std::string text_;
 
   DISALLOW_COPY_AND_ASSIGN(LinuxKeyboardServiceImpl);
 };
 
 }  // namespace keyboard
 
 #endif // defined(SERVICES_KEYBOARD_LINUX_KEYBOARD_SERVICE_IMPL_H_)