Show ChromeVox caption panel when spoken feedback is enabled.

chrome/browser/chromeos/accessibility/accessibility_manager.h

Index: chrome/browser/chromeos/accessibility/accessibility_manager.h
diff --git a/chrome/browser/chromeos/accessibility/accessibility_manager.h b/chrome/browser/chromeos/accessibility/accessibility_manager.h
index c961b205611a6156155f7457dcdc20efd3e7426a..f9a9c842d4bd85ca1a78032eb1f97a33f4b0060e 100644
--- a/chrome/browser/chromeos/accessibility/accessibility_manager.h
+++ b/chrome/browser/chromeos/accessibility/accessibility_manager.h
@@ -16,6 +16,7 @@
 #include "base/scoped_observer.h"
 #include "base/time/time.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_util.h"
+#include "chrome/browser/chromeos/accessibility/chromevox_panel.h"
 #include "chrome/browser/extensions/api/braille_display_private/braille_controller.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
@@ -200,6 +201,10 @@ class AccessibilityManager
   // chromeos/audio/chromeos_sounds.h.
   void PlayEarcon(int sound_key);
 
+  // Get work area insets due to accessibility overlays on one of the
+  // screen edges.
+  gfx::Insets GetWorkAreaInsets(aura::Window* root_window) const;
+
   // Profile having the a11y context.
   Profile* profile() { return profile_; }
 
@@ -293,6 +298,8 @@ class AccessibilityManager
 
   bool braille_ime_current_;
 
+  ChromeVoxPanel* chromevox_panel_;

[oshima, 2015/11/05 23:58:50]

document ownership

+
   base::WeakPtrFactory<AccessibilityManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AccessibilityManager);