base: Remove the string logging from CHECK().

content/browser/loader/resource_loader.cc

 // Copyright (c) 2012 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 "content/browser/loader/resource_loader.h"
 
 #include <utility>
 
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
@@ skipping 180 matching lines @@
 }
 
 void ResourceLoader::CancelWithError(int error_code) {
   TRACE_EVENT_WITH_FLOW0("loading", "ResourceLoader::CancelWithError", this,
                          TRACE_EVENT_FLAG_FLOW_IN);
   CancelRequestInternal(error_code, false);
 }
 
 void ResourceLoader::MarkAsTransferring(
     const base::Closure& on_transfer_complete_callback) {
-  CHECK(IsResourceTypeFrame(GetRequestInfo()->GetResourceType()))
-      << "Can only transfer for navigations";
+  // Can only transfer for navigations
+  CHECK(IsResourceTypeFrame(GetRequestInfo()->GetResourceType()));
   is_transferring_ = true;
   on_transfer_complete_callback_ = on_transfer_complete_callback;
 
   int child_id = GetRequestInfo()->GetChildID();
   AppCacheInterceptor::PrepareForCrossSiteTransfer(request(), child_id);
   ServiceWorkerRequestHandler* handler =
       ServiceWorkerRequestHandler::GetHandler(request());
   if (handler)
     handler->PrepareForCrossSiteTransfer(child_id);
 }
@@ skipping 514 matching lines @@
       UMA_HISTOGRAM_ENUMERATION("Net.Prefetch.Pattern", prefetch_status,
                                 STATUS_MAX);
     }
   } else if (request_->response_info().unused_since_prefetch) {
     TimeDelta total_time = base::TimeTicks::Now() - request_->creation_time();
     UMA_HISTOGRAM_TIMES("Net.Prefetch.TimeSpentOnPrefetchHit", total_time);
   }
 }
 
 }  // namespace content