Drop deprecation message for xhr.withCredentials for sync requests

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/FrameHost.h"
@@ skipping 219 matching lines @@
 
     case UseCounter::PrefixedRequestAnimationFrame:
         return "'webkitRequestAnimationFrame' is vendor-specific. Please use the standard 'requestAnimationFrame' instead.";
 
     case UseCounter::PrefixedCancelAnimationFrame:
         return "'webkitCancelAnimationFrame' is vendor-specific. Please use the standard 'cancelAnimationFrame' instead.";
 
     case UseCounter::PrefixedCancelRequestAnimationFrame:
         return "'webkitCancelRequestAnimationFrame' is vendor-specific. Please use the standard 'cancelAnimationFrame' instead.";
 
-    case UseCounter::SyncXHRWithCredentials:
-        return "Setting 'XMLHttpRequest.withCredentials' for synchronous requests is deprecated.";
-
     case UseCounter::PictureSourceSrc:
         return "<source src> with a <picture> parent is invalid and therefore ignored. Please use <source srcset> instead.";
 
     case UseCounter::ConsoleTimeline:
         return replacedBy("'console.timeline'", "'console.time'");
 
     case UseCounter::ConsoleTimelineEnd:
         return replacedBy("'console.timelineEnd'", "'console.timeEnd'");
 
     case UseCounter::XMLHttpRequestSynchronousInNonWorkerOutsideBeforeUnload:
@@ skipping 149 matching lines @@
     case UseCounter::TouchEndDuringScrollUserGestureUtilized:
         return willBeRemoved("Performing operations that require explicit user interaction on touchend events that occur as part of a scroll", 54, "5649871251963904");
 
     // Features that aren't deprecated don't have a deprecation message.
     default:
         return String();
     }
 }
 
 } // namespace blink