Separate StatusAreaView from StatusAreaViewChromeos

chrome/browser/chromeos/status/accessibility_menu_button.cc

Index: chrome/browser/chromeos/status/accessibility_menu_button.cc
diff --git a/chrome/browser/chromeos/status/accessibility_menu_button.cc b/chrome/browser/chromeos/status/accessibility_menu_button.cc
index 1e94967dcf2548770328eb862bfa58739beae8eb..f8f59d7a5f8062a1074b43e1936b360bf835d6dd 100644
--- a/chrome/browser/chromeos/status/accessibility_menu_button.cc
+++ b/chrome/browser/chromeos/status/accessibility_menu_button.cc
@@ -8,6 +8,7 @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/accessibility_util.h"
 #include "chrome/browser/chromeos/status/status_area_bubble.h"
+#include "chrome/browser/chromeos/view_ids.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
@@ -35,8 +36,12 @@ namespace chromeos {
 ////////////////////////////////////////////////////////////////////////////////
 // AccessibilityMenuButton
 
-AccessibilityMenuButton::AccessibilityMenuButton(StatusAreaHost* host)
-    : StatusAreaButton(host, this) {
+AccessibilityMenuButton::AccessibilityMenuButton(
+    StatusAreaButton::Delegate* delegate,
+    StatusAreaViewChromeos::ScreenMode screen_mode)
+    : StatusAreaButton(delegate, this),
+      screen_mode_(screen_mode) {
+  set_id(VIEW_ID_STATUS_BUTTON_ACCESSIBILITY);
   accessibility_enabled_.Init(prefs::kAccessibilityEnabled,
                               g_browser_process->local_state(), this);
   SetIcon(*ResourceBundle::GetSharedInstance().GetBitmapNamed(
@@ -90,7 +95,7 @@ void AccessibilityMenuButton::Observe(
     // Show a bubble when accessibility is turned on at the login screen.
     if (path == prefs::kAccessibilityEnabled) {
       if (accessibility_enabled_.GetValue() &&
-          host_->GetScreenMode() == StatusAreaHost::kWebUILoginMode) {
+          screen_mode_ == StatusAreaViewChromeos::LOGIN_MODE_WEBUI) {
         views::ImageView* icon_view = new views::ImageView;
         const gfx::Image& image = ResourceBundle::GetSharedInstance().
             GetImageNamed(IDR_ACCESSIBILITY_ICON);