Changed the extension.connect() API not to broadcast to all tabs. Added a

chrome/renderer/resources/extension_process_bindings.js

 // Copyright (c) 2009 The chrome Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // -----------------------------------------------------------------------------
 // NOTE: If you change this file you need to touch renderer_resources.grd to
 // have your change take effect.
 // -----------------------------------------------------------------------------
 
 // This script contains privileged chrome extension related javascript APIs.
 // It is loaded by pages whose URL has the chrome-extension protocol.
 
 var chrome = chrome || {};
 (function() {
   native function StartRequest();
   native function GetCurrentPageActions();
   native function GetViews();
   native function GetChromeHidden();
   native function GetNextRequestId();
+  native function OpenChannelToTab();
 
   if (!chrome)
     chrome = {};
 
   var chromeHidden = GetChromeHidden();
 
   // Validate arguments.
   function validate(args, schemas) {
     if (args.length > schemas.length)
       throw new Error("Too many arguments.");
@@ skipping 267 matching lines @@
   chrome.tabs.detectLanguage = function(tabId, callback) {
     validate(arguments, arguments.callee.params);
     sendRequest("tabs.detectLanguage", tabId, callback);
   };
 
   chrome.tabs.detectLanguage.params = [
     chrome.types.optPInt,
     chrome.types.optFun
   ];
 
+  chrome.tabs.connect = function(tabId, opt_name) {
+    validate(arguments, arguments.callee.params);
+    var portId = OpenChannelToTab(tabId, chrome.extension.id_, opt_name || "");
+    return chromeHidden.Port.createPort(portId, opt_name);
+  };
+
+  chrome.tabs.connect.params = [
+    chrome.types.pInt,
+    chrome.types.optStr
+  ];
+
   // Sends ({Tab}).
   // Will *NOT* be followed by tab-attached - it is implied.
   // *MAY* be followed by tab-selection-changed.
   chrome.tabs.onCreated = new chrome.Event("tabs.onCreated");
 
   // Sends (tabId, {ChangedProps}).
   chrome.tabs.onUpdated = new chrome.Event("tabs.onUpdated");
 
   // Sends (tabId, {windowId, fromIndex, toIndex}).
   // Tabs can only "move" within a window.
@@ skipping 207 matching lines @@
 
   //----------------------------------------------------------------------------
 
   // Self.
   chrome.self = chrome.self || {};
 
   chromeHidden.onLoad.addListener(function (extensionId) {
     chrome.extension = new chrome.Extension(extensionId);
     // TODO(mpcomplete): self.onConnect is deprecated.  Remove it at 1.0.
     // http://code.google.com/p/chromium/issues/detail?id=16356
-    chrome.self.onConnect = new chrome.Event("channel-connect:" + extensionId);
+    chrome.self.onConnect = chrome.extension.onConnect;
 
     setupPageActionEvents(extensionId);
   });
 
   chrome.self.getViews = function() {
     return GetViews();
   }
 })();