Reland: Communicate ExtensionSettings policy to renderers

extensions/browser/renderer_startup_helper.cc

Index: extensions/browser/renderer_startup_helper.cc
diff --git a/extensions/browser/renderer_startup_helper.cc b/extensions/browser/renderer_startup_helper.cc
index 30bd75ee9f641ef9e29e2208b8fd765c09ea7777..55f6509a199e2ef7658982a326552d989d511594 100644
--- a/extensions/browser/renderer_startup_helper.cc
+++ b/extensions/browser/renderer_startup_helper.cc
@@ -23,6 +23,7 @@
 #include "extensions/common/extensions_client.h"
 #include "extensions/common/features/feature_channel.h"
 #include "extensions/common/features/feature_session_type.h"
+#include "extensions/common/permissions/permissions_data.h"
 #include "ui/base/webui/web_ui_util.h"
 
 using content::BrowserContext;
@@ -123,6 +124,15 @@ void RendererStartupHelper::InitializeProcess(
         WebViewGuest::GetPartitionID(process)));
   }
 
+  // Load default policy_blocked_hosts and policy_allowed_hosts settings, part
+  // of the ExtensionSettings policy.
+  ExtensionMsg_UpdateDefaultPolicyHostRestrictions_Params params;
+  params.default_policy_blocked_hosts =
+      PermissionsData::default_policy_blocked_hosts();
+  params.default_policy_allowed_hosts =
+      PermissionsData::default_policy_allowed_hosts();
+  process->Send(new ExtensionMsg_UpdateDefaultPolicyHostRestrictions(params));
+
   // Loaded extensions.
   std::vector<ExtensionMsg_Loaded_Params> loaded_extensions;
   BrowserContext* renderer_context = process->GetBrowserContext();