[Extensions] Propagate activeTab hosts to extension background pages

chrome/browser/extensions/extension_service.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_service.h"
 
 #include <algorithm>
 #include <iterator>
 #include <set>
 
@@ skipping 1013 matching lines @@
   // don't need to know about themes).
   if (!extension->is_theme()) {
     for (content::RenderProcessHost::iterator i(
             content::RenderProcessHost::AllHostsIterator());
          !i.IsAtEnd(); i.Advance()) {
       content::RenderProcessHost* host = i.GetCurrentValue();
       Profile* host_profile =
           Profile::FromBrowserContext(host->GetBrowserContext());
       if (host_profile->GetOriginalProfile() ==
           profile_->GetOriginalProfile()) {
+        // We don't need to include tab permisisons here, since the extension
+        // was just loaded.
         std::vector<ExtensionMsg_Loaded_Params> loaded_extensions(
-            1, ExtensionMsg_Loaded_Params(extension));
+            1, ExtensionMsg_Loaded_Params(extension,
+                                          false /* no tab permissions */));
         host->Send(
             new ExtensionMsg_Loaded(loaded_extensions));
       }
     }
   }
 
   // Tell subsystems that use the EXTENSION_LOADED notification about the new
   // extension.
   //
   // NOTE: It is important that this happen after notifying the renderers about
@@ skipping 1498 matching lines @@
 }
 
 void ExtensionService::OnProfileDestructionStarted() {
   ExtensionIdSet ids_to_unload = registry_->enabled_extensions().GetIDs();
   for (ExtensionIdSet::iterator it = ids_to_unload.begin();
        it != ids_to_unload.end();
        ++it) {
     UnloadExtension(*it, UnloadedExtensionInfo::REASON_PROFILE_SHUTDOWN);
   }
 }