Switch prefs::kExtensionInstallForceList to be a dictionary.

This makes lots of code easier. The conversion from policy to prefs is
now done in the right place, reporting errors in about:policy.

BUG=chromium:166067
TEST=unit tests.

Review URL: https://codereview.chromium.org/11566024

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@173151 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 11 insertions, 1 deletions

diff --git a/chrome/browser/extensions/external_policy_loader.h b/chrome/browser/extensions/external_policy_loader.h
index bd0f5f5..64ba71aa 100644
--- a/chrome/browser/extensions/external_policy_loader.h
+++ b/chrome/browser/extensions/external_policy_loader.h
@@ -5,15 +5,20 @@
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTERNAL_POLICY_LOADER_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTERNAL_POLICY_LOADER_H_
 
-#include "chrome/browser/extensions/external_loader.h"
+#include <string>
 
 #include "base/compiler_specific.h"
 #include "base/prefs/public/pref_change_registrar.h"
+#include "chrome/browser/extensions/external_loader.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 class Profile;
 
+namespace base {
+class DictionaryValue;
+}
+
 namespace extensions {
 
 // A specialization of the ExternalProvider that uses
@@ -30,6 +35,11 @@ class ExternalPolicyLoader
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
+  // Adds an extension to be updated to the pref dictionary.
+  static void AddExtension(base::DictionaryValue* dict,
+                           const std::string& extension_id,
+                           const std::string& update_url);
+
  protected:
   virtual void StartLoading() OVERRIDE;