Support focus highlight in Android window

chrome/browser/chromeos/accessibility/accessibility_manager.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_MANAGER_H_
 
 #include <set>
 
 #include "ash/common/accessibility_types.h"
@@ skipping 10 matching lines @@
 #include "chrome/browser/extensions/api/braille_display_private/braille_controller.h"
 #include "components/prefs/pref_change_registrar.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_system.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 
 class Profile;
 
+namespace gfx {
+class Rect;
+}  // namespace gfx
+
 namespace chromeos {
 
 class AccessibilityExtensionLoader;
 class AccessibilityHighlightManager;
 class SelectToSpeakEventHandler;
 
 enum AccessibilityNotificationType {
   ACCESSIBILITY_MANAGER_SHUTDOWN,
   ACCESSIBILITY_TOGGLE_HIGH_CONTRAST_MODE,
   ACCESSIBILITY_TOGGLE_LARGE_CURSOR,
@@ skipping 202 matching lines @@
   // Notify accessibility when locale changes occur.
   void OnLocaleChanged();
 
   // Whether or not to enable toggling spoken feedback via holding down
   // two fingers on the screen.
   bool ShouldToggleSpokenFeedbackViaTouch();
 
   // Play tick sound indicating spoken feedback will be toggled after countdown.
   bool PlaySpokenFeedbackToggleCountdown(int tick_count);
 
+  // Notify that a view is focused in arc.
+  void OnViewFocusedInArc(const gfx::Rect& bounds);

[hidehiko, 2017/01/20 13:24:15]

Similary, what's |bounds|'s coordinate system etc.?

[yawano, 2017/01/23 09:04:51]

Done.

+
   // Plays an earcon. Earcons are brief and distinctive sounds that indicate
   // when their mapped event has occurred. The sound key enums can be found in
   // chromeos/audio/chromeos_sounds.h.
   bool PlayEarcon(int sound_key, PlaySoundOption option);
 
   // Forward an accessibility gesture from the touch exploration controller
   // to ChromeVox.
   void HandleAccessibilityGesture(ui::AXGesture gesture);
 
   // Update the touch exploration controller so that synthesized
@@ skipping 149 matching lines @@
       select_to_speak_event_handler_;
 
   base::WeakPtrFactory<AccessibilityManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AccessibilityManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_ACCESSIBILITY_ACCESSIBILITY_MANAGER_H_