Policy providers all get a SchemaRegistry to work with.

chrome/browser/chromeos/policy/proxy_policy_provider_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "chrome/browser/chromeos/policy/proxy_policy_provider.h"
 #include "chrome/browser/policy/external_data_fetcher.h"
 #include "chrome/browser/policy/mock_configuration_policy_provider.h"
+#include "chrome/browser/policy/schema_registry.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::Mock;
 
 namespace policy {
 
 class ProxyPolicyProviderTest : public testing::Test {
  protected:
   ProxyPolicyProviderTest() {
     mock_provider_.Init();
-    proxy_provider_.Init();
+    proxy_provider_.Init(&schema_registry_);
     proxy_provider_.AddObserver(&observer_);
   }
 
   virtual ~ProxyPolicyProviderTest() {
     proxy_provider_.RemoveObserver(&observer_);
     proxy_provider_.Shutdown();
     mock_provider_.Shutdown();
   }
 
+  SchemaRegistry schema_registry_;
   MockConfigurationPolicyObserver observer_;
   MockConfigurationPolicyProvider mock_provider_;
   ProxyPolicyProvider proxy_provider_;
 
   static scoped_ptr<PolicyBundle> CopyBundle(const PolicyBundle& bundle) {
     scoped_ptr<PolicyBundle> copy(new PolicyBundle());
     copy->CopyFrom(bundle);
     return copy.Pass();
   }
 
@@ skipping 50 matching lines @@
   proxy_provider_.RefreshPolicies();
   Mock::VerifyAndClearExpectations(&observer_);
   Mock::VerifyAndClearExpectations(&mock_provider_);
 
   EXPECT_CALL(observer_, OnUpdatePolicy(&proxy_provider_));
   mock_provider_.UpdatePolicy(scoped_ptr<PolicyBundle>(new PolicyBundle()));
   Mock::VerifyAndClearExpectations(&observer_);
 }
 
 }  // namespace policy