Add a supervised user setting to allow all cookies.

components/content_settings/core/browser/content_settings_global_value_map.cc

Index: components/content_settings/core/browser/content_settings_global_value_map.cc
diff --git a/components/content_settings/core/browser/content_settings_global_value_map.cc b/components/content_settings/core/browser/content_settings_global_value_map.cc
new file mode 100644
index 0000000000000000000000000000000000000000..94744fd75741c371341b0c5b1691c445de5cefa0
--- /dev/null
+++ b/components/content_settings/core/browser/content_settings_global_value_map.cc
@@ -0,0 +1,72 @@
+// Copyright (c) 2015 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 "components/content_settings/core/browser/content_settings_global_value_map.h"
+
+#include <utility>
+
+#include "base/memory/ptr_util.h"
+#include "base/synchronization/lock.h"
+#include "components/content_settings/core/browser/content_settings_rule.h"
+#include "components/content_settings/core/common/content_settings.h"
+
+namespace content_settings {
+
+namespace {
+
+class RuleIteratorSimple : public RuleIterator {
+ public:
+  RuleIteratorSimple(ContentSetting setting) : setting_(setting) {}
+
+  bool HasNext() const override { return !is_done_; }
+
+  Rule Next() override {
+    DCHECK(HasNext());
+    is_done_ = true;
+    return Rule(ContentSettingsPattern::Wildcard(),
+                ContentSettingsPattern::Wildcard(),
+                new base::FundamentalValue(setting_));
+  }
+
+ private:
+  const ContentSetting setting_;
+  bool is_done_ = false;
+
+  DISALLOW_COPY_AND_ASSIGN(RuleIteratorSimple);
+};
+
+}  // namespace
+
+GlobalValueMap::GlobalValueMap() {}
+
+GlobalValueMap::~GlobalValueMap() {}
+
+std::unique_ptr<RuleIterator> GlobalValueMap::GetRuleIterator(
+    ContentSettingsType content_type,
+    const ResourceIdentifier& resource_identifier) const {
+  if (!resource_identifier.empty())
+    return nullptr;
+
+  auto it = settings_.find(content_type);
+  if (it == settings_.end())
+    return nullptr;
+
+  return base::MakeUnique<RuleIteratorSimple>(it->second);
+}
+
+void GlobalValueMap::SetContentSetting(ContentSettingsType content_type,
+                                       ContentSetting setting) {
+  if (setting == CONTENT_SETTING_DEFAULT)
+    settings_.erase(content_type);
+  else
+    settings_[content_type] = setting;
+}
+
+ContentSetting GlobalValueMap::GetContentSetting(
+    ContentSettingsType content_type) const {
+  auto it = settings_.find(content_type);
+  return it == settings_.end() ? CONTENT_SETTING_DEFAULT : it->second;
+}
+
+}  // namespace content_settings