Pass user session type to extension feature checks

extensions/common/extension_messages.h

Index: extensions/common/extension_messages.h
diff --git a/extensions/common/extension_messages.h b/extensions/common/extension_messages.h
index 320bda7ac3622a32fcd3a76fae908b12b0f5ba33..fa45db22f324d0844c97ffdf3e27b3a0f2e4c528 100644
--- a/extensions/common/extension_messages.h
+++ b/extensions/common/extension_messages.h
@@ -19,6 +19,7 @@
 #include "extensions/common/draggable_region.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extensions_client.h"
+#include "extensions/common/features/feature.h"
 #include "extensions/common/host_id.h"
 #include "extensions/common/permissions/media_galleries_permission_data.h"
 #include "extensions/common/permissions/permission_set.h"
@@ -46,6 +47,8 @@ IPC_ENUM_TRAITS_MAX_VALUE(extensions::UserScript::RunLocation,
 
 IPC_ENUM_TRAITS_MAX_VALUE(HostID::HostType, HostID::HOST_TYPE_LAST)
 IPC_ENUM_TRAITS_MAX_VALUE(version_info::Channel, version_info::Channel::STABLE)
+IPC_ENUM_TRAITS_MAX_VALUE(extensions::Feature::SessionType,
+                          extensions::Feature::SESSION_TYPE_MAX)
 
 // Parameters structure for ExtensionHostMsg_AddAPIActionToActivityLog and
 // ExtensionHostMsg_AddEventToActivityLog.
@@ -616,6 +619,11 @@ IPC_MESSAGE_CONTROL1(ExtensionMsg_TransferBlobs,
 IPC_MESSAGE_CONTROL1(ExtensionMsg_SetWebViewPartitionID,
                      std::string /* webview_partition_id */)
 
+// Sent on renderer process startup to indicate the user session type in which
+// the process is running.
+IPC_MESSAGE_CONTROL1(ExtensionMsg_SetUserSessionType,
+                     extensions::Feature::SessionType)
+
 // Messages sent from the renderer to the browser:
 
 // A renderer sends this message when an extension process starts an API