Fix infinite refresh of device policy when the TPM gets out of sync with the stateful partition.

chrome/browser/policy/cloud_policy_provider_unittest.cc

Index: chrome/browser/policy/cloud_policy_provider_unittest.cc
diff --git a/chrome/browser/policy/cloud_policy_provider_unittest.cc b/chrome/browser/policy/cloud_policy_provider_unittest.cc
index c62d91b5408e71cd2ab9e40420c4f504a1c46db8..cd0f1b95492788c1a362e2aa4a3246e360dd9cc1 100644
--- a/chrome/browser/policy/cloud_policy_provider_unittest.cc
+++ b/chrome/browser/policy/cloud_policy_provider_unittest.cc
@@ -37,7 +37,9 @@ class MockCloudPolicyCache : public CloudPolicyCacheBase {
 
   // CloudPolicyCacheBase implementation.
   void Load() OVERRIDE {}
-  void SetPolicy(const em::PolicyFetchResponse& policy) OVERRIDE {}
+  bool SetPolicy(const em::PolicyFetchResponse& policy) OVERRIDE {
+    return true;
+  }
   bool DecodePolicyData(const em::PolicyData& policy_data,
                         PolicyMap* policies) OVERRIDE {
     return true;