Added DtlsCertificate, a ref counted object owning an SSLIdentity

talk/app/webrtc/test/fakedtlsidentitystore.h

Index: talk/app/webrtc/test/fakedtlsidentitystore.h
diff --git a/talk/app/webrtc/test/fakedtlsidentitystore.h b/talk/app/webrtc/test/fakedtlsidentitystore.h
index 5ef19004a0c3abd3b8bda1a6697384f8deec09dc..91410da0c0177c8b96465ac081cd67fa53cf2fd4 100644
--- a/talk/app/webrtc/test/fakedtlsidentitystore.h
+++ b/talk/app/webrtc/test/fakedtlsidentitystore.h
@@ -30,6 +30,7 @@
 
 #include <string>
 
+#include "talk/app/webrtc/dtlscertificate.h"
 #include "talk/app/webrtc/dtlsidentitystore.h"
 #include "talk/app/webrtc/peerconnectioninterface.h"
 
@@ -88,6 +89,25 @@ class FakeDtlsIdentityStore : public webrtc::DtlsIdentityStoreInterface,
         this, should_fail_ ? MSG_FAILURE : MSG_SUCCESS, msg);
   }
 
+  static rtc::scoped_refptr<webrtc::DtlsCertificate> GenerateCertificate() {
+    std::string cert;
+    std::string key;
+    GenerateIdentity(&cert, &key);
+
+    std::string pem_cert = rtc::SSLIdentity::DerToPem(
+        rtc::kPemTypeCertificate,
+        reinterpret_cast<const unsigned char*>(cert.data()),
+        cert.length());
+    std::string pem_key = rtc::SSLIdentity::DerToPem(
+        rtc::kPemTypeRsaPrivateKey,
+        reinterpret_cast<const unsigned char*>(key.data()),
+        key.length());
+    rtc::scoped_ptr<rtc::SSLIdentity> identity(
+        rtc::SSLIdentity::FromPEMStrings(pem_key, pem_cert));
+
+    return webrtc::DtlsCertificate::Create(identity.Pass());
+  }
+
  private:
   enum {
     MSG_SUCCESS,
@@ -116,6 +136,15 @@ class FakeDtlsIdentityStore : public webrtc::DtlsIdentityStoreInterface,
     delete message_data;
   }
 
+  static void GenerateIdentity(
+      std::string* der_cert,
+      std::string* der_key) {
+    rtc::SSLIdentity::PemToDer("CERTIFICATE", kCERT_PEM, der_cert);
+    rtc::SSLIdentity::PemToDer("RSA PRIVATE KEY",
+                               kRSA_PRIVATE_KEY_PEM,
+                               der_key);
+  }
+
   bool should_fail_;
 };