Lazy load chrome.* APIs

chrome/renderer/resources/extensions/app_custom_bindings.js

Index: chrome/renderer/resources/extensions/app_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/app_custom_bindings.js b/chrome/renderer/resources/extensions/app_custom_bindings.js
index 1a8bbcc7d6dab3ecaf05cee5574a61aed13e9ca4..8e805dba8b20b25481b78f9ac4ff649430693989 100644
--- a/chrome/renderer/resources/extensions/app_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/app_custom_bindings.js
@@ -5,6 +5,8 @@
 // Custom bindings for the app API.
 
 var appNatives = requireNative('app');
+var DCHECK = requireNative('logging').DCHECK;
+var chrome = requireNative('chrome').GetChrome();
 
 // This becomes chrome.app
 var app = {
@@ -23,6 +25,20 @@ var app = {
 // documentation.
 app.__defineGetter__('isInstalled', appNatives.GetIsInstalled);
 
+// Define getters for app sub-APIs like app.runtime.
+// TODO(cduvall): Take this out once object chain works.
+app.__defineGetter__('runtime', function() {
+  return chrome['app.runtime'];
+});
+
+app.__defineGetter__('window', function() {
+  return chrome['app.window'];
+});
+
+app.__defineGetter__('currentWindowInternal', function() {
+  return chrome['app.currentWindowInternal'];
+});
+
 // Called by app_bindings.cc.
 // This becomes chromeHidden.app
 var chromeHiddenApp = {