Fire accessibility focus/blur events on root web document.

content/browser/renderer_host/render_widget_host_view_aura.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_view_aura.h"
 
 #include "base/auto_reset.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 3098 matching lines @@
       input_method->SetFocusedTextInputClient(this);
       host_->SetInputMethodActive(input_method->IsActive());
 
       // Often the application can set focus to the view in response to a key
       // down. However the following char event shouldn't be sent to the web
       // page.
       host_->SuppressNextCharEvents();
     } else {
       host_->SetInputMethodActive(false);
     }
+
+    BrowserAccessibilityManager* manager = GetBrowserAccessibilityManager();
+    if (manager)
+      manager->OnWindowFocused();
   } else if (window_ == lost_focus) {
     host_->SetActive(false);
     host_->Blur();
 
     DetachFromInputMethod();
     host_->SetInputMethodActive(false);
 
     if (touch_editing_client_)
       touch_editing_client_->EndTouchEditing(false);
 
@@ skipping 13 matching lines @@
         POINT point = {0};
         ::GetCursorPos(&point);
         if (screen->GetDisplayNearestWindow(window_).id() !=
             screen->GetDisplayNearestPoint(gfx::Point(point)).id())
           return;
       }
 #endif
       in_shutdown_ = true;
       host_->Shutdown();
     }
+
+    BrowserAccessibilityManager* manager = GetBrowserAccessibilityManager();
+    if (manager)
+      manager->OnWindowBlurred();
   }
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // RenderWidgetHostViewAura, aura::WindowTreeHostObserver implementation:
 
 void RenderWidgetHostViewAura::OnHostMoved(const aura::WindowTreeHost* host,
                                            const gfx::Point& new_origin) {
   TRACE_EVENT1("ui", "RenderWidgetHostViewAura::OnHostMoved",
                "new_origin", new_origin.ToString());
@@ skipping 521 matching lines @@
     RenderWidgetHost* widget) {
   return new RenderWidgetHostViewAura(widget);
 }
 
 // static
 void RenderWidgetHostViewPort::GetDefaultScreenInfo(WebScreenInfo* results) {
   GetScreenInfoForWindow(results, NULL);
 }
 
 }  // namespace content