Add a method to the content_settings::ProviderInterface to return the content settings Value.

chrome/browser/content_settings/content_settings_extension_provider.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/content_settings/content_settings_extension_provider.h"
 
 #include "chrome/browser/extensions/extension_content_settings_store.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_notification_types.h"
 
 namespace content_settings {
 
 ExtensionProvider::ExtensionProvider(
     ExtensionContentSettingsStore* extensions_settings,
     bool incognito)
     : incognito_(incognito),
       extensions_settings_(extensions_settings) {
   extensions_settings_->AddObserver(this);
 }
 
 ExtensionProvider::~ExtensionProvider() {
 }
 
 ContentSetting ExtensionProvider::GetContentSetting(
-    const GURL& embedded_url,
-    const GURL& top_level_url,
+    const GURL& primary_url,
+    const GURL& secondary_url,
     ContentSettingsType content_type,
     const ResourceIdentifier& resource_identifier) const {
   // TODO(markusheintz): Instead of getting the effective setting every time
   // effective patterns could be cached in here.
   DCHECK(extensions_settings_);
   return extensions_settings_->GetEffectiveContentSetting(
-      embedded_url,
-      top_level_url,
+      primary_url,
+      secondary_url,
       content_type,
       resource_identifier,
       incognito_);
 }
 
+Value* ExtensionProvider::GetContentSettingValue(
+    const GURL& primary_url,
+    const GURL& secondary_url,
+    ContentSettingsType content_type,
+    const ResourceIdentifier& resource_identifier) const {
+  // TODO(markusheintz): Change the ExtensionSettingsStore to use the
+  // OriginIdentifierValueMap to allow arbitray |Value|s to be stored inseted of

[Pam (message me for reviews), 2011/09/02 10:50:16]

typo "instead"

[markusheintz_, 2011/09/02 15:22:21]

Done.

+  // |ContentSetting|s.
+  ContentSetting setting = GetContentSetting(
+      primary_url,
+      secondary_url,
+      content_type,
+      resource_identifier);
+  if (setting == CONTENT_SETTING_DEFAULT)
+    return NULL;
+  return Value::CreateIntegerValue(setting);
+}
+
+
 void ExtensionProvider::GetAllContentSettingsRules(
     ContentSettingsType content_type,
     const ResourceIdentifier& resource_identifier,
     Rules* content_setting_rules) const {
   return extensions_settings_->GetContentSettingsForContentType(
       content_type, resource_identifier, incognito_, content_setting_rules);
 }
 
 void ExtensionProvider::ShutdownOnUIThread() {
   RemoveAllObservers();
   extensions_settings_->RemoveObserver(this);
 }
 
 void ExtensionProvider::OnContentSettingChanged(
     const std::string& extension_id,
     bool incognito) {
   if (incognito_ != incognito)
     return;
   // TODO(markusheintz): Be more concise.
   NotifyObservers(ContentSettingsPattern(),
                   ContentSettingsPattern(),
                   CONTENT_SETTINGS_TYPE_DEFAULT,
                   std::string());
 }
 
 }  // namespace content_settings