Make cursor highlighting feature work across multiple displays

chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h

Index: chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h
diff --git a/chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h b/chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h
index 89c5324bf71b07a9cd3b1f7f2e1b7002b9ba2563..bb2b5e120bbe1f9891a317d2fb882e7a74777523 100644
--- a/chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h
+++ b/chrome/browser/chromeos/accessibility/accessibility_highlight_manager.h
@@ -36,6 +36,9 @@ class AccessibilityHighlightManager
   void RegisterObservers();
 
  protected:
+  FRIEND_TEST_ALL_PREFIXES(AccessibilityFocusRingControllerTest,
+                           CursorWorksOnMultipleDisplays);
+
   // ui::EventHandler overrides:
   void OnMouseEvent(ui::MouseEvent* event) override;
   void OnKeyEvent(ui::KeyEvent* event) override;