Enable blocking of subresource requests whose URLs include credentials.

third_party/WebKit/Source/core/frame/Deprecation.cpp

 // Copyright 2016 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.
 
 #include "core/frame/Deprecation.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/frame/FrameConsole.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 257 matching lines @@
 
     // Blocked subresource requests:
     case UseCounter::LegacyProtocolEmbeddedAsSubresource:
       return String::format(
           "Subresource requests using legacy protocols (like `ftp:`) are "
           "are blocked. Please deliver web-accessible resources over modern "
           "protocols like HTTPS. See "
           "https://www.chromestatus.com/feature/5709390967472128 for details.");
 
     case UseCounter::RequestedSubresourceWithEmbeddedCredentials:
-      return String::format(
-          "Subresource requests whose URLs contain embedded credentials (e.g. "
-          "`https://user:pass@host/`) are deprecated, and will be blocked in "
-          "%s. See https://www.chromestatus.com/feature/5669008342777856 for "
-          "more details.",
-          milestoneString(M59));
+      return "Subresource requests whose URLs contain embedded credentials "
+             "(e.g. `https://user:pass@host/`) are blocked. See "
+             "https://www.chromestatus.com/feature/5669008342777856 for more "
+             "details.";
 
     // Powerful features on insecure origins (https://goo.gl/rStTGz)
     case UseCounter::DeviceMotionInsecureOrigin:
       return "The devicemotion event is deprecated on insecure origins, and "
              "support will be removed in the future. You should consider "
              "switching your application to a secure origin, such as HTTPS. "
              "See https://goo.gl/rStTGz for more details.";
 
     case UseCounter::DeviceOrientationInsecureOrigin:
       return "The deviceorientation event is deprecated on insecure origins, "
@@ skipping 134 matching lines @@
                                    "the 'script-src' directive for Workers",
                                    M60, "5922594955984896");
 
     // Features that aren't deprecated don't have a deprecation message.
     default:
       return String();
   }
 }
 
 }  // namespace blink