Fix webui cert viewer showing wrong cert chain on NSS and no chain on OpenSSL.

net/cert/cert_verify_proc_android.cc

Index: net/cert/cert_verify_proc_android.cc
diff --git a/net/cert/cert_verify_proc_android.cc b/net/cert/cert_verify_proc_android.cc
index bd747267a2e0c293465020e2ff35497d806f8c74..2dc2c10f86bd2bf7a4fff9746097899d990cc5f2 100644
--- a/net/cert/cert_verify_proc_android.cc
+++ b/net/cert/cert_verify_proc_android.cc
@@ -92,14 +92,8 @@ bool VerifyFromAndroidTrustManager(const std::vector<std::string>& cert_bytes,
 
 bool GetChainDEREncodedBytes(X509Certificate* cert,
                              std::vector<std::string>* chain_bytes) {
-  X509Certificate::OSCertHandle cert_handle = cert->os_cert_handle();
-  X509Certificate::OSCertHandles cert_handles =
-      cert->GetIntermediateCertificates();
-
-  // Make sure the peer's own cert is the first in the chain, if it's not
-  // already there.
-  if (cert_handles.empty() || cert_handles[0] != cert_handle)
-    cert_handles.insert(cert_handles.begin(), cert_handle);
+  X509Certificate::OSCertHandles cert_handles;
+  cert->GetCertificateChain(&cert_handles);
 
   chain_bytes->reserve(cert_handles.size());
   for (X509Certificate::OSCertHandles::const_iterator it =