Implement ChromeVox Next menus.

chrome/browser/chromeos/accessibility/chromevox_panel.cc

Index: chrome/browser/chromeos/accessibility/chromevox_panel.cc
diff --git a/chrome/browser/chromeos/accessibility/chromevox_panel.cc b/chrome/browser/chromeos/accessibility/chromevox_panel.cc
index ef64d9fc8a8272db7cb20f7948a72511268cc399..d882e2859bf7f7a1f1a9afcf8df3721ad3ba7871 100644
--- a/chrome/browser/chromeos/accessibility/chromevox_panel.cc
+++ b/chrome/browser/chromeos/accessibility/chromevox_panel.cc
@@ -82,7 +82,6 @@ ChromeVoxPanel::ChromeVoxPanel(content::BrowserContext* browser_context)
   params.parent = ash::Shell::GetContainer(
       root_window, ash::kShellWindowId_SettingBubbleContainer);
   params.delegate = this;
-  params.activatable = views::Widget::InitParams::ACTIVATABLE_NO;
   params.bounds = gfx::Rect(0, 0, root_window->bounds().width(),
                             root_window->bounds().height());
   widget_->Init(params);
@@ -111,6 +110,7 @@ void ChromeVoxPanel::DidFirstVisuallyNonEmptyPaint() {
 
 void ChromeVoxPanel::EnterFullscreen() {
   fullscreen_ = true;
+  widget_->Activate();
   UpdateWidgetBounds();
 }