Simplify access to LegacyRenderWidgetHostHWND.

content/browser/renderer_host/legacy_render_widget_host_win.h

 // Copyright (c) 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 CONTENT_BROWSER_RENDERER_HOST_LEGACY_RENDER_WIDGET_HOST_WIN_H_
 #define CONTENT_BROWSER_RENDERER_HOST_LEGACY_RENDER_WIDGET_HOST_WIN_H_
 
 #include <atlbase.h>
 #include <atlwin.h>
 #include <atlcrack.h>
 #include <oleacc.h>
 
 #include "base/basictypes.h"
 #include "base/win/scoped_comptr.h"
 #include "content/common/content_export.h"
 #include "ui/gfx/rect.h"
 
 namespace ui {
 class WindowEventTarget;
 }
 
 namespace content {
-class BrowserAccessibilityManagerWin;
 class RenderWidgetHostViewAura;
 
 // Reasons for the existence of this class outlined below:-
 // 1. Some screen readers expect every tab / every unique web content container
 //    to be in its own HWND with class name Chrome_RenderWidgetHostHWND.
 //    With Aura there is one main HWND which comprises the whole browser window
 //    or the whole desktop. So, we need a fake HWND with the window class as
 //    Chrome_RenderWidgetHostHWND as the root of the accessibility tree for
 //    each tab.
 // 2. There are legacy drivers for trackpads/trackpoints which have special
@@ skipping 53 matching lines @@
 
   HWND hwnd() { return m_hWnd; }
 
   // Called when the child window is to be reparented to a new window.
   // The |parent| parameter contains the new parent window.
   void UpdateParent(HWND parent);
   HWND GetParent();
 
   IAccessible* window_accessible() { return window_accessible_; }
 
-  void set_browser_accessibility_manager(
-      content::BrowserAccessibilityManagerWin* manager) {
-    manager_ = manager;
-  }
-
-  void OnManagerDeleted(content::BrowserAccessibilityManagerWin* manager);
-
   // Functions to show and hide the window.
   void Show();
   void Hide();
 
   // Resizes the window to the bounds passed in.
   void SetBounds(const gfx::Rect& bounds);
 
   // The pointer to the containing RenderWidgetHostViewAura instance is passed
   // here.
   void set_host(RenderWidgetHostViewAura* host) {
@@ skipping 24 matching lines @@
   LRESULT OnScroll(UINT message, WPARAM w_param, LPARAM l_param);
   LRESULT OnNCHitTest(UINT message, WPARAM w_param, LPARAM l_param);
 
   LRESULT OnNCPaint(UINT message, WPARAM w_param, LPARAM l_param);
   LRESULT OnPaint(UINT message, WPARAM w_param, LPARAM l_param);
   LRESULT OnSetCursor(UINT message, WPARAM w_param, LPARAM l_param);
   LRESULT OnNCCalcSize(UINT message, WPARAM w_param, LPARAM l_param);
   LRESULT OnSize(UINT message, WPARAM w_param, LPARAM l_param);
   LRESULT OnSysCommand(UINT message, WPARAM w_param, LPARAM l_param);
 
-  content::BrowserAccessibilityManagerWin* manager_;
   base::win::ScopedComPtr<IAccessible> window_accessible_;
 
   // Set to true if we turned on mouse tracking.
   bool mouse_tracking_enabled_;
 
   RenderWidgetHostViewAura* host_;
 
   DISALLOW_COPY_AND_ASSIGN(LegacyRenderWidgetHostHWND);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_LEGACY_RENDER_WIDGET_HOST_WIN_H_