Fullscreen bubble: Now speaks the bubble text if a11y enabled.

chrome/browser/ui/views/exclusive_access_bubble_views.cc

Index: chrome/browser/ui/views/exclusive_access_bubble_views.cc
diff --git a/chrome/browser/ui/views/exclusive_access_bubble_views.cc b/chrome/browser/ui/views/exclusive_access_bubble_views.cc
index b67c9378e3143485cdbf322024e9a3a57890a220..4409e18c870ef5a596bd3e5862e9d777ebd9d212 100644
--- a/chrome/browser/ui/views/exclusive_access_bubble_views.cc
+++ b/chrome/browser/ui/views/exclusive_access_bubble_views.cc
@@ -22,6 +22,7 @@
 #include "chrome/browser/ui/views/subtle_notification_view.h"
 #include "chrome/grit/generated_resources.h"
 #include "content/public/browser/notification_service.h"
+#include "ui/accessibility/ax_view_state.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/events/keycodes/keyboard_codes.h"
 #include "ui/gfx/animation/slide_animation.h"
@@ -84,7 +85,11 @@ ExclusiveAccessBubbleViews::ExclusiveAccessBubbleViews(
                      bubble_view_context_->GetExclusiveAccessManager()
                          ->fullscreen_controller()));
 
+  UpdateForImmersiveState();
   UpdateMouseWatcher();
+
+  LOG(ERROR) << "ExclusiveAccessBubbleViews: NotifyAccessibilityEvent";
+  view_->NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, false);
 }
 
 ExclusiveAccessBubbleViews::~ExclusiveAccessBubbleViews() {
@@ -125,6 +130,10 @@ void ExclusiveAccessBubbleViews::UpdateContent(
   StopWatchingMouse();
 
   UpdateMouseWatcher();
+
+  LOG(ERROR)
+      << "ExclusiveAccessBubbleViews::UpdateContent: NotifyAccessibilityEvent";
+  view_->NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, false);
 }
 
 void ExclusiveAccessBubbleViews::RepositionIfVisible() {