Add DeviceSettingsService.

chrome/browser/policy/cloud_policy_validator_unittest.cc

Index: chrome/browser/policy/cloud_policy_validator_unittest.cc
diff --git a/chrome/browser/policy/cloud_policy_validator_unittest.cc b/chrome/browser/policy/cloud_policy_validator_unittest.cc
index ee767278e9325bb3a2cc02af99b151a80cdb6c98..1b3137e68529252341369964b7c3f1f51826d081 100644
--- a/chrome/browser/policy/cloud_policy_validator_unittest.cc
+++ b/chrome/browser/policy/cloud_policy_validator_unittest.cc
@@ -36,7 +36,9 @@ class CloudPolicyValidatorTest : public testing::Test {
         timestamp_(base::Time::UnixEpoch() +
                    base::TimeDelta::FromMilliseconds(
                        PolicyBuilder::kFakeTimestamp)),
-        file_thread_(content::BrowserThread::FILE, &loop_) {}
+        file_thread_(content::BrowserThread::FILE, &loop_) {
+    policy_.set_new_signing_key(PolicyBuilder::CreateTestNewSigningKey());
+  }
 
   void Validate(testing::Action<void(UserCloudPolicyValidator*)> check_action) {
     std::vector<uint8> public_key;
@@ -50,14 +52,15 @@ class CloudPolicyValidatorTest : public testing::Test {
             policy_.GetCopy(),
             base::Bind(&CloudPolicyValidatorTest::ValidationCompletion,
                        base::Unretained(this)));
-    validator->ValidateTimestamp(timestamp_, timestamp_);
+    validator->ValidateTimestamp(timestamp_, timestamp_, false);
     validator->ValidateUsername(PolicyBuilder::kFakeUsername);
     validator->ValidateDomain(PolicyBuilder::kFakeDomain);
     validator->ValidateDMToken(PolicyBuilder::kFakeToken);
     validator->ValidatePolicyType(dm_protocol::kChromeUserPolicyType);
     validator->ValidatePayload();
     validator->ValidateSignature(std::string(public_key.begin(),
-                                             public_key.end()));
+                                             public_key.end()),
+                                 true);
     validator->ValidateInitialKey();
 
     // Run validation and check the result.