Add ability to create self signed certs to mac.

base/crypto/rsa_private_key.cc

Index: base/crypto/rsa_private_key.cc
diff --git a/base/crypto/rsa_private_key.cc b/base/crypto/rsa_private_key.cc
index 2ab0c142f52ce0a06c6596b7832fdd4bc8a725ca..5730e2768f784ce7e220422c7180378c8da1db64 100644
--- a/base/crypto/rsa_private_key.cc
+++ b/base/crypto/rsa_private_key.cc
@@ -120,6 +120,23 @@ bool PrivateKeyInfoCodec::ExportPublicKeyInfo(std::vector<uint8>* output) {
   return true;
 }
 
+bool PrivateKeyInfoCodec::ExportPublicKey(std::vector<uint8>* output) {
+  // Create a sequence with the modulus (n) and public exponent (e).
+  std::list<uint8> content;
+  PrependInteger(&public_exponent_[0],
+                 static_cast<int>(public_exponent_.size()),
+                 &content);
+  PrependInteger(&modulus_[0],  static_cast<int>(modulus_.size()), &content);
+  PrependTypeHeaderAndLength(kSequenceTag, content.size(), &content);
+
+  // Copy everything into the output.
+  output->reserve(content.size());
+  for (std::list<uint8>::iterator i = content.begin(); i != content.end(); ++i)
+    output->push_back(*i);
+
+  return true;
+}
+
 bool PrivateKeyInfoCodec::Import(const std::vector<uint8>& input) {
   if (input.empty()) {
     return false;