Removes ShellPort::IsRunningInMash()

ash/mus/bridge/shell_port_mash.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 "ash/mus/bridge/shell_port_mash.h"
 
 #include <utility>
 
 #include "ash/accelerators/accelerator_controller.h"
 #include "ash/accelerators/accelerator_controller_delegate_aura.h"
@@ skipping 136 matching lines @@
 
 void ShellPortMash::Shutdown() {
   if (mus_state_)
     mus_state_->pointer_watcher_adapter.reset();
 
   ShellPort::Shutdown();
 
   window_manager_->DeleteAllRootWindowControllers();
 }
 
-bool ShellPortMash::IsRunningInMash() const {
-  return GetAshConfig() == Config::MASH;
-}
-
 Config ShellPortMash::GetAshConfig() const {
   return window_manager_->config();
 }
 
 WmWindow* ShellPortMash::GetPrimaryRootWindow() {
   // NOTE: This is called before the RootWindowController has been created, so
   // it can't call through to RootWindowController to get all windows.
   return primary_root_window_;
 }
 
@@ skipping 287 matching lines @@
   mash_state_->accelerator_controller_registrar =
       base ::MakeUnique<AcceleratorControllerRegistrar>(
           window_manager_, accelerator_namespace_id);
   return base::MakeUnique<AcceleratorController>(
       mash_state_->accelerator_controller_delegate.get(),
       mash_state_->accelerator_controller_registrar.get());
 }
 
 }  // namespace mus
 }  // namespace ash