[Extensions] Propagate activeTab hosts to extension background pages

extensions/renderer/extension_helper.cc

Index: extensions/renderer/extension_helper.cc
diff --git a/extensions/renderer/extension_helper.cc b/extensions/renderer/extension_helper.cc
index 100d3429b3e2345a14854fd0fd0a7fbde83fdcfd..f664ae9348b5fa73324462c3828fc91f7a25e260 100644
--- a/extensions/renderer/extension_helper.cc
+++ b/extensions/renderer/extension_helper.cc
@@ -145,10 +145,6 @@ bool ExtensionHelper::OnMessageReceived(const IPC::Message& message) {
                         OnAddMessageToConsole)
     IPC_MESSAGE_HANDLER(ExtensionMsg_AppWindowClosed,
                         OnAppWindowClosed)
-    IPC_MESSAGE_HANDLER(ExtensionMsg_UpdateTabSpecificPermissions,
-                        OnUpdateTabSpecificPermissions)
-    IPC_MESSAGE_HANDLER(ExtensionMsg_ClearTabSpecificPermissions,
-                        OnClearTabSpecificPermissions)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ -236,35 +232,4 @@ void ExtensionHelper::OnAppWindowClosed() {
                                                     "onAppWindowClosed");
 }
 
-void ExtensionHelper::OnUpdateTabSpecificPermissions(
-    const GURL& url,
-    const std::string& extension_id,
-    const extensions::URLPatternSet& origin_set) {
-  // Check against the URL to avoid races.
-  GURL active_url(render_view()->GetWebView()->mainFrame()->document().url());
-  if (active_url != url)
-    return;
-
-  const Extension* extension = dispatcher_->extensions()->GetByID(extension_id);
-  if (!extension)
-    return;
-
-  extension->permissions_data()->UpdateTabSpecificPermissions(
-      tab_id_,
-      new extensions::PermissionSet(extensions::APIPermissionSet(),
-                                    extensions::ManifestPermissionSet(),
-                                    origin_set,
-                                    extensions::URLPatternSet()));
-}
-
-void ExtensionHelper::OnClearTabSpecificPermissions(
-    const std::vector<std::string>& extension_ids) {
-  for (const auto& id : extension_ids) {
-    const extensions::Extension* extension =
-        dispatcher_->extensions()->GetByID(id);
-    if (extension)
-      extension->permissions_data()->ClearTabSpecificPermissions(tab_id_);
-  }
-}
-
 }  // namespace extensions