Keep track of accessibility focus across windows.

ui/accessibility/platform/ax_platform_node_auralinux.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 "ui/accessibility/platform/ax_platform_node_auralinux.h"
 
 #include <stdint.h>
 
 #include "base/command_line.h"
 #include "base/strings/sys_string_conversions.h"
@@ skipping 430 matching lines @@
   if (state & (1 << ui::AX_STATE_DEFAULT))
     atk_state_set_add_state(atk_state_set, ATK_STATE_DEFAULT);
   if (state & (1 << ui::AX_STATE_EDITABLE))
     atk_state_set_add_state(atk_state_set, ATK_STATE_EDITABLE);
   if (state & (1 << ui::AX_STATE_ENABLED))
     atk_state_set_add_state(atk_state_set, ATK_STATE_ENABLED);
   if (state & (1 << ui::AX_STATE_EXPANDED))
     atk_state_set_add_state(atk_state_set, ATK_STATE_EXPANDED);
   if (state & (1 << ui::AX_STATE_FOCUSABLE))
     atk_state_set_add_state(atk_state_set, ATK_STATE_FOCUSABLE);
-  if (state & (1 << ui::AX_STATE_FOCUSED))
-    atk_state_set_add_state(atk_state_set, ATK_STATE_FOCUSED);
   if (state & (1 << ui::AX_STATE_PRESSED))
     atk_state_set_add_state(atk_state_set, ATK_STATE_PRESSED);
   if (state & (1 << ui::AX_STATE_SELECTABLE))
     atk_state_set_add_state(atk_state_set, ATK_STATE_SELECTABLE);
   if (state & (1 << ui::AX_STATE_SELECTED))
     atk_state_set_add_state(atk_state_set, ATK_STATE_SELECTED);
+
+  if (delegate_->GetFocus() == GetNativeViewAccessible())
+    atk_state_set_add_state(atk_state_set, ATK_STATE_FOCUSED);
 }
 
 void AXPlatformNodeAuraLinux::GetAtkRelations(AtkRelationSet* atk_relation_set)
 {
 }
 
 AXPlatformNodeAuraLinux::AXPlatformNodeAuraLinux()
     : atk_object_(nullptr) {
 }
 
@@ skipping 64 matching lines @@
 
 void AXPlatformNodeAuraLinux::GetSize(gint* width, gint* height) {
   gfx::Rect rect_size = GetData().location;
   if (width)
     *width = rect_size.width();
   if (height)
     *height = rect_size.height();
 }
 
 }  // namespace ui