AutoFill: Release the cached frame when we receive the frameDestroyed() message
from WebKit.

BUG=48857
TEST=none

Review URL: http://codereview.chromium.org/3173005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@55789 0039d316-1c4b-4281-b951-d872f2087c98
void RenderView::closeWidgetSoon() {
  translate_helper_.CancelPendingTranslation();

  if (script_can_close_)
    RenderWidget::closeWidgetSoon();
}

void RenderView::closeWidgetSoon() {
  translate_helper_.CancelPendingTranslation();

  if (script_can_close_)
    RenderWidget::closeWidgetSoon();
}
