Add nativeMessaging extension permission

chrome/browser/extensions/api/messaging/message_service.cc

Index: chrome/browser/extensions/api/messaging/message_service.cc
diff --git a/chrome/browser/extensions/api/messaging/message_service.cc b/chrome/browser/extensions/api/messaging/message_service.cc
index 36e141c8dcd24300562104c956d79176463485a4..fa891b2bac6f1bc88c0cb1a9fb562d5ae4701fa8 100644
--- a/chrome/browser/extensions/api/messaging/message_service.cc
+++ b/chrome/browser/extensions/api/messaging/message_service.cc
@@ -194,6 +194,23 @@ void MessageService::OpenChannelToNativeApp(
     return;
 
 #if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_LINUX)
+  Profile* profile = Profile::FromBrowserContext(source->GetBrowserContext());
+  ExtensionService* extension_service =
+      extensions::ExtensionSystem::Get(profile)->extension_service();
+  bool has_permission = false;
+  if (extension_service && extension_service->is_ready()) {

[Matt Perry, 2013/02/28 20:28:45]

You don't need to check for is_ready.

[Sergey Ulanov, 2013/03/01 03:15:30]

Done.

+    const Extension* extension =
+        extension_service->GetExtensionById(source_extension_id, false);
+    has_permission = extension && extension->HasAPIPermission(
+        APIPermission::kNativeMessaging);
+  }
+
+  if (!has_permission) {
+    ExtensionMessagePort port(source, MSG_ROUTING_CONTROL, "");
+    port.DispatchOnDisconnect(GET_OPPOSITE_PORT_ID(receiver_port_id), true);
+    return;
+  }
+
   WebContents* source_contents = tab_util::GetWebContentsByID(
       source_process_id, source_routing_id);