Bug:
26361557
When the embedded app requests a ignore of a client cert request,
webview does not cache the response of the app. However, underlying
layers could. Clarify the document.
Change-Id: I43e6a4c91727f71c88ca69e1334f64de9f66905a
* in memory (for the life of the application) if proceed() or cancel() is
* called and does not call onReceivedClientCertRequest() again for the
* same host and port pair. Webview does not store the response if ignore()
- * is called.
+ * is called. Note that, multiple layers in chromium network stack might be
+ * caching the responses, so the behavior for ignore is only a best case
+ * effort.
*
* This method is called on the UI thread. During the callback, the
* connection is suspended.