Add SSL_get_client_certificate_types.

README.chromium

 Name: openssl
 URL: http://openssl.org/source/
 Version: 1.0.1e
 License: BSDish
 License File: openssl/NOTICE
 License Android Compatible: yes
 Security Critical: yes
 
 Description:
 This is OpenSSL, the standard SSL/TLS library, which is used *only* in
@@ skipping 180 matching lines @@
 
   chacha.patch
     Add support for ChaCha20+Poly1305 cipher suites.
 
   stricter_cutthrough.patch
     Requires NPN and a PFS cipher suite to enable cut-through (false start) on
     the client.
 
   mac_osx32_assembly.patch
     Add support for 32 bit OS X with assembly optimization.
+
+  export_certificate_types.patch
+    Export the certificate_types field in CertificateRequest.
      
 **************************************************************************
 Adding new Chromium patches:
 
 In the event you need to add a new Chromium-specific patch, follow this
 procedure:
 
   1) Use the --temp-dir option to download everything to a known directory
      (by default, import_from_android.sh downloads everything into a
      temporary directory that is erased when the script exits, even in
@@ skipping 13 matching lines @@
      (cd /tmp/aaa/build && diff -burN android-openssl.orig android-openssl) > patches.chromium/my-new-change.patch
 
   5) Re-run the script:
 
       ./import_from_android.sh
 
 Generally speaking, consider sending your patch directly to the Android
 open-source review servers too. Once submitted there, you can update
 the git commit in openssl-chromium.org and remove your local patch in
 one new CL.