VR Shell Experimental work master

chrome/browser/ui/webui/vr_shell/vr_shell_ui_message_handler.cc

 // Copyright 2016 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 "chrome/browser/ui/webui/vr_shell/vr_shell_ui_message_handler.h"
 
 #include <memory>
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/values.h"
 #include "chrome/browser/android/vr_shell/vr_shell.h"
 #include "content/public/browser/web_ui.h"
 
-VrShellUIMessageHandler::VrShellUIMessageHandler() {}
+VrShellUIMessageHandler::VrShellUIMessageHandler() = default;
 
-VrShellUIMessageHandler::~VrShellUIMessageHandler() {}
+VrShellUIMessageHandler::~VrShellUIMessageHandler() = default;
 
 void VrShellUIMessageHandler::RegisterMessages() {
   vr_shell_ = vr_shell::VrShell::GetWeakPtr(web_ui()->GetWebContents());
 
   web_ui()->RegisterMessageCallback(
       "domLoaded", base::Bind(&VrShellUIMessageHandler::HandleDomLoaded,
                               base::Unretained(this)));
   web_ui()->RegisterMessageCallback(
       "updateScene", base::Bind(&VrShellUIMessageHandler::HandleUpdateScene,
                             base::Unretained(this)));
@@ skipping 21 matching lines @@
   vr_shell_->QueueTask(cb);
 }
 
 void VrShellUIMessageHandler::HandleDoAction(const base::ListValue* args) {
   int action;
   CHECK(args->GetInteger(0, &action));
   if (vr_shell_) {
     vr_shell_->DoUiAction((vr_shell::UiAction) action);
   }
 }