Eliminate mojo::Shell client lib class

chrome/browser/ui/views/frame/browser_frame_mus.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 "chrome/browser/ui/views/frame/browser_frame_mus.h"
 
 #include <stdint.h>
 
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 #include "chrome/browser/ui/views/frame/browser_view.h"
@@ skipping 17 matching lines @@
       GetWidgetParamsImpl(browser_view), &properties);
   return views::WindowManagerConnection::Get()->NewWindow(properties);
 }
 
 }  // namespace
 
 BrowserFrameMus::BrowserFrameMus(BrowserFrame* browser_frame,
                                  BrowserView* browser_view)
     : views::NativeWidgetMus(
           browser_frame,
-          views::WindowManagerConnection::Get()->shell(),
+          views::WindowManagerConnection::Get()->connector(),
           CreateMusWindow(browser_view),
           mus::mojom::SurfaceType::DEFAULT),
       browser_view_(browser_view) {}
 
 BrowserFrameMus::~BrowserFrameMus() {}
 
 views::Widget::InitParams BrowserFrameMus::GetWidgetParams() {
   views::Widget::InitParams params(GetWidgetParamsImpl(browser_view_));
   params.native_widget = this;
   return params;
@@ skipping 18 matching lines @@
 }
 
 int BrowserFrameMus::GetMinimizeButtonOffset() const {
   return 0;
 }
 
 void BrowserFrameMus::UpdateClientArea() {
   // BrowserNonClientFrameViewMus::OnBoundsChanged() takes care of updating
   // the insets.
 }