Added DtlsCertificate, a ref counted object owning an SSLIdentity

talk/app/webrtc/test/fakedtlsidentityservice.h

Index: talk/app/webrtc/test/fakedtlsidentityservice.h
diff --git a/talk/app/webrtc/test/fakedtlsidentityservice.h b/talk/app/webrtc/test/fakedtlsidentityservice.h
index 6c59d4115a88024a33be854df38949dcf89f66ca..d9320fc6696fcc0cae8462b3b3711a5cb5ccba1a 100644
--- a/talk/app/webrtc/test/fakedtlsidentityservice.h
+++ b/talk/app/webrtc/test/fakedtlsidentityservice.h
@@ -28,6 +28,8 @@
 #ifndef TALK_APP_WEBRTC_TEST_FAKEDTLSIDENTITYSERVICE_H_
 #define TALK_APP_WEBRTC_TEST_FAKEDTLSIDENTITYSERVICE_H_
 
+#include "talk/app/webrtc/dtlscertificate.h"
+#include "talk/app/webrtc/dtlsidentitystore.h"
 #include "talk/app/webrtc/peerconnectioninterface.h"
 
 static const char kRSA_PRIVATE_KEY_PEM[] =
@@ -95,6 +97,25 @@ class FakeIdentityService : public webrtc::DTLSIdentityServiceInterface,
     return true;
   }
 
+  static rtc::scoped_refptr<webrtc::DtlsCertificate> GenerateCertificate() {
+    std::string cert;
+    std::string key;
+    GenerateIdentity(webrtc::DtlsIdentityStore::kIdentityName, &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,
@@ -120,7 +141,7 @@ class FakeIdentityService : public webrtc::DTLSIdentityServiceInterface,
     delete message_data;
   }
 
-  void GenerateIdentity(
+  static void GenerateIdentity(
       const std::string& common_name,
       std::string* der_cert,
       std::string* der_key) {