Created AttestationPolicyObserver.

chromeos/attestation/mock_attestation_flow.cc

Index: chromeos/attestation/mock_attestation_flow.cc
diff --git a/chromeos/attestation/mock_attestation_flow.cc b/chromeos/attestation/mock_attestation_flow.cc
index 71de13e17860bfb604fc5ad8c87a0f4421463c12..b776899b3afe1f0340d35d77f4822d1387f36a90 100644
--- a/chromeos/attestation/mock_attestation_flow.cc
+++ b/chromeos/attestation/mock_attestation_flow.cc
@@ -4,6 +4,7 @@
 
 #include "chromeos/attestation/mock_attestation_flow.h"
 
+#include "base/memory/scoped_ptr.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using testing::_;
@@ -42,5 +43,10 @@ MockObserver::MockObserver() {}
 
 MockObserver::~MockObserver() {}
 
+MockAttestationFlow::MockAttestationFlow()
+    : AttestationFlow(NULL, NULL, scoped_ptr<ServerProxy>()) {}
+
+MockAttestationFlow::~MockAttestationFlow() {}
+
 }  // namespace attestation
 }  // namespace chromeos