Don't require browser process module from renderer

This can cause issues when it is accessed from the
require cache or module tree since the getters throw
errors when called.

lib/browser/api/exports/electron.js

@@ -5,6 +5,7 @@ common.defineProperties(exports)
 
 Object.defineProperties(exports, {
   // Browser side modules, please sort with alphabet order.
+  // Any new modules added here must also be added to the array in remote.js
   app: {
     enumerable: true,
     get: function () {
@@ -35,18 +36,18 @@ Object.defineProperties(exports, {
       return require('../dialog')
     }
   },
-  ipcMain: {
-    enumerable: true,
-    get: function () {
-      return require('../ipc-main')
-    }
-  },
   globalShortcut: {
     enumerable: true,
     get: function () {
       return require('../global-shortcut')
     }
   },
+  ipcMain: {
+    enumerable: true,
+    get: function () {
+      return require('../ipc-main')
+    }
+  },
   Menu: {
     enumerable: true,
     get: function () {
@@ -59,6 +60,12 @@ Object.defineProperties(exports, {
       return require('../menu-item')
     }
   },
+  net: {
+    enumerable: true,
+    get: function () {
+      return require('../net')
+    }
+  },
   powerMonitor: {
     enumerable: true,
     get: function () {
@@ -107,12 +114,6 @@ Object.defineProperties(exports, {
       return require('../web-contents')
     }
   },
-  net: {
-    enumerable: true,
-    get: function () {
-      return require('../net')
-    }
-  },
 
   // The internal modules, invisible unless you know their names.
   NavigationController: {