Add ability to create self signed certs to mac.

base/crypto/rsa_private_key_mac.cc

Index: base/crypto/rsa_private_key_mac.cc
diff --git a/base/crypto/rsa_private_key_mac.cc b/base/crypto/rsa_private_key_mac.cc
index e46e93ee68c1e1618dfaf88a82f486b1c85cb242..75e09f13ea36774f53a53087c83bff5a7d8e17de 100644
--- a/base/crypto/rsa_private_key_mac.cc
+++ b/base/crypto/rsa_private_key_mac.cc
@@ -33,7 +33,7 @@ RSAPrivateKey* RSAPrivateKey::Create(uint16 num_bits) {
   crtn = CSSM_GenerateKeyPair(cc_handle,
       CSSM_KEYUSE_VERIFY,
       CSSM_KEYATTR_RETURN_DATA | CSSM_KEYATTR_EXTRACTABLE, &label,
-      &public_key, CSSM_KEYUSE_SIGN,
+      result->public_key(), CSSM_KEYUSE_SIGN,
       CSSM_KEYATTR_RETURN_DATA | CSSM_KEYATTR_EXTRACTABLE, &label, NULL,
       result->key());
   CSSM_DeleteContext(cc_handle);
@@ -42,9 +42,6 @@ RSAPrivateKey* RSAPrivateKey::Create(uint16 num_bits) {
     return NULL;
   }
 
-  // Public key is not needed.
-  CSSM_FreeKey(GetSharedCSPHandle(), NULL, &public_key, CSSM_FALSE);
-
   return result.release();
 }
 
@@ -131,7 +128,9 @@ RSAPrivateKey::RSAPrivateKey() {
 
 RSAPrivateKey::~RSAPrivateKey() {
   if (key_.KeyData.Data) {
-    CSSM_FreeKey(GetSharedCSPHandle(), NULL, &key_, CSSM_FALSE);
+    CSSM_CSP_HANDLE csp_handle = GetSharedCSPHandle();
+    CSSM_FreeKey(csp_handle, NULL, &key_, CSSM_FALSE);
+    CSSM_FreeKey(csp_handle, NULL, &public_key_, CSSM_FALSE);
   }
 }
 
@@ -146,12 +145,13 @@ bool RSAPrivateKey::ExportPrivateKey(std::vector<uint8>* output) {
 }
 
 bool RSAPrivateKey::ExportPublicKey(std::vector<uint8>* output) {
-  PrivateKeyInfoCodec private_key_info(true);
-  std::vector<uint8> private_key_data;
-  private_key_data.assign(key_.KeyData.Data,
-                          key_.KeyData.Data + key_.KeyData.Length);
-  return (private_key_info.Import(private_key_data) &&
-          private_key_info.ExportPublicKeyInfo(output));
+  if (!public_key_.KeyData.Data || !public_key_.KeyData.Length) {
+    return false;
+  }
+  output->clear();
+  output->insert(output->end(), public_key_.KeyData.Data,
+                 public_key_.KeyData.Data + public_key_.KeyData.Length);
+  return true;
 }
 
 }  // namespace base