First CL for the about:policy page. This only implements the policy section of the page.

chrome/browser/policy/mock_configuration_policy_reader.cc

+// Copyright (c) 2011 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 "chrome/browser/policy/mock_configuration_policy_reader.h"
+
+#include "base/logging.h"
+
+namespace policy {
+
+MockConfigurationPolicyReader::MockConfigurationPolicyReader(
+    ConfigurationPolicyProvider* provider,
+    PolicyStatusInfo::PolicyLevel policy_level)
+    : ConfigurationPolicyReader(provider, policy_level) {
+
+  if (!provider->Provide(this))
+    LOG(WARNING) << "Failed to get policy from provider.";
+}
+
+MockConfigurationPolicyReader::~MockConfigurationPolicyReader() {
+  ClearMap();
+}
+
+void MockConfigurationPolicyReader::OnUpdatePolicy() {
+  ClearMap();
+  if (!provider_->Provide(this))
+    LOG(WARNING) << "Failed to get policy from provider.";
+}
+
+DictionaryValue* MockConfigurationPolicyReader::GetPolicyStatus(
+    ConfigurationPolicyType policy) const {
+  PolicyStatusMap::const_iterator entry = policy_map_.find(policy);
+  return entry != policy_map_.end() ?
+      (entry->second)->GetDictionaryValue() : NULL;
+}
+
+// ConfigurationPolicyStoreInterface methods.
+void MockConfigurationPolicyReader::Apply(
+    ConfigurationPolicyType policy, base::Value* value) {
+  string16 name = PolicyStatus::GetPolicyName(policy);
+
+  if (name == string16()) {
+    NOTREACHED();
+  }
+  PolicyStatusInfo* info = new PolicyStatusInfo(name,
+                                                PolicyStatusInfo::USER,
+                                                policy_level_,
+                                                value,
+                                                PolicyStatusInfo::ENFORCED,
+                                                string16());
+  policy_map_[policy] = info;
+}
+
+void MockConfigurationPolicyReader::ClearMap() {
+  PolicyStatusMap::iterator entry = policy_map_.begin();
+  for (; entry != policy_map_.end(); ++entry)
+    delete entry->second;
+  policy_map_.clear();
+}
+
+}  // namespace policy