am 91488eed: Merge changes Ie674e8b2,I0b9448c8

# Via Android (Google) Code Review (1) and Svetoslav (1)
* commit '91488eed1745ea0426a73306f133e02d62580f1a':
  AccessibilityNodeINfo cache not cleared when accessibility is disabled.
  Display magnifier does not release its surface on destroy.