Add recommended extension installation support

chrome/browser/extensions/external_policy_loader.h

Index: chrome/browser/extensions/external_policy_loader.h
diff --git a/chrome/browser/extensions/external_policy_loader.h b/chrome/browser/extensions/external_policy_loader.h
index a08e9ed5604d65f31a79f66efc6768eea6dc59a7..08d82ccf860afba1ffddf84eecdabfae8d5863af 100644
--- a/chrome/browser/extensions/external_policy_loader.h
+++ b/chrome/browser/extensions/external_policy_loader.h
@@ -22,7 +22,11 @@ namespace extensions {
 class ExternalPolicyLoader : public ExternalLoader,
                              public ExtensionManagement::Observer {
  public:
-  explicit ExternalPolicyLoader(ExtensionManagement* settings);
+  // Indicates which kind of extensions this class will provide, according to
+  // management polcies.
+  enum InstallationType { FORCED, RECOMMENDED };

[Joao da Silva, 2014/09/18 12:21:23]

Break each constant into a line and document what it does

[binjin, 2014/09/18 16:25:15]

Done.

+
+  ExternalPolicyLoader(ExtensionManagement* settings, InstallationType type);
 
   // ExtensionManagement::Observer implementation
   virtual void OnExtensionManagementSettingsChanged() OVERRIDE;
@@ -41,6 +45,7 @@ class ExternalPolicyLoader : public ExternalLoader,
   virtual ~ExternalPolicyLoader();
 
   ExtensionManagement* settings_;
+  InstallationType type_;
 
   DISALLOW_COPY_AND_ASSIGN(ExternalPolicyLoader);
 };