Remove trailing whitespace in chrome_device_policy.proto.

chrome/browser/chromeos/policy/proto/chrome_device_policy.proto

 // Copyright 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.
 
 syntax = "proto2";
 
 option optimize_for = LITE_RUNTIME;
 
 package enterprise_management;
 
@@ skipping 645 matching lines @@
 }
 
 // Settings that control the flow of the login authentication to be either via
 // GAIA (default), or via an interstitial screen that can redirect to a SAML IdP
 // endpoint or return back to the default GAIA flow.
 message LoginAuthenticationBehaviorProto {
   enum LoginBehavior {
     GAIA = 0;
     SAML_INTERSTITIAL = 1;
   };
-  
+
   optional LoginBehavior login_authentication_behavior = 1 [default = GAIA];
 }
 
 // Identifiers of a USB device or device family.
 message UsbDeviceIdProto {
   // USB Vendor Identifier (aka idVendor).
   optional int32 vendor_id = 1;
   // USB Product Identifier (aka idProduct).
   optional int32 product_id = 2;
 }
@@ skipping 53 matching lines @@
   optional LoginScreenDomainAutoCompleteProto
       login_screen_domain_auto_complete = 37;
   optional DeviceLogUploadSettingsProto device_log_upload_settings = 38;
   optional DisplayRotationDefaultProto display_rotation_default = 39;
   optional AllowKioskAppControlChromeVersionProto
       allow_kiosk_app_control_chrome_version = 40;
   optional LoginAuthenticationBehaviorProto login_authentication_behavior = 41;
   optional UsbDetachableWhitelistProto usb_detachable_whitelist = 42;
   optional AllowBluetoothProto allow_bluetooth = 43;
 }