void WebRemoteFrameImpl::setReplicatedOrigin(const WebSecurityOrigin& origin) const

    // If the origin of a remote frame changed, the accessibility object for the owner
    // element now points to a different child.
    // TODO(dmazzoni, dcheng): there's probably a better way to solve this.
    // Run SitePerProcessAccessibilityBrowserTest.TwoCrossSiteNavigations to
    // ensure an alternate fix works.  http://crbug.com/566222
    FrameOwner* owner = frame()->owner();
    if (owner && owner->isLocal()) {
        HTMLElement* ownerElement = toHTMLFrameOwnerElement(owner);
        AXObjectCache* cache = ownerElement->document().existingAXObjectCache();
        if (cache)