Enable SSLClientSocketTest unit tests on Mac OS X by implementing our own cer...

net/base/x509_certificate.cc

Index: net/base/x509_certificate.cc
===================================================================
--- net/base/x509_certificate.cc	(revision 24466)
+++ net/base/x509_certificate.cc	(working copy)
@@ -169,7 +169,11 @@
 }
 
 X509Certificate::X509Certificate(OSCertHandle cert_handle, Source source)
-    : cert_handle_(cert_handle), source_(source) {
+    : cert_handle_(cert_handle),
+#if defined(OS_MACOSX)
+      intermediate_ca_certs_(NULL),
+#endif
+      source_(source) {
   Initialize();
 }
 
@@ -182,6 +186,9 @@
       valid_start_(start_date),
       valid_expiry_(expiration_date),
       cert_handle_(NULL),
+#if defined(OS_MACOSX)
+      intermediate_ca_certs_(NULL),
+#endif
       source_(SOURCE_UNUSED) {
   memset(fingerprint_.data, 0, sizeof(fingerprint_.data));
 }
@@ -191,6 +198,10 @@
   X509Certificate::Cache::GetInstance()->Remove(this);
   if (cert_handle_)
     FreeOSCertHandle(cert_handle_);
+#if defined(OS_MACOSX)
+  if (intermediate_ca_certs_)
+    CFRelease(intermediate_ca_certs_);
+#endif
 }
 
 bool X509Certificate::HasExpired() const {