base: Remove the string logging from CHECK().

net/quic/chromium/quic_utils_chromium.h

 // Copyright 2014 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.
 //
 // Some helpers for quic that are for chromium codebase.
 
 #ifndef NET_QUIC_CHROMIUM_QUIC_UTILS_CHROMIUM_H_
 #define NET_QUIC_CHROMIUM_QUIC_UTILS_CHROMIUM_H_
 
 #include "base/logging.h"
@@ skipping 17 matching lines @@
 //  * It invalidates iterators (when it chooses to resize)
 //  * It default constructs a value object even if it doesn't need to
 //
 // This version assumes the key is printable, and includes it in the fatal log
 // message.
 template <class Collection>
 const typename Collection::value_type::second_type& FindOrDie(
     const Collection& collection,
     const typename Collection::value_type::first_type& key) {
   typename Collection::const_iterator it = collection.find(key);
-  CHECK(it != collection.end()) << "Map key not found: " << key;
+  // Map key not found.
+  CHECK(it != collection.end());
   return it->second;
 }
 
 // Same as above, but returns a non-const reference.
 template <class Collection>
 typename Collection::value_type::second_type& FindOrDie(
     Collection& collection,  // NOLINT
     const typename Collection::value_type::first_type& key) {
   typename Collection::iterator it = collection.find(key);
-  CHECK(it != collection.end()) << "Map key not found: " << key;
+  // Map key not found.
+  CHECK(it != collection.end());
   return it->second;
 }
 
 // Returns a pointer to the const value associated with the given key if it
 // exists, or NULL otherwise.
 template <class Collection>
 const typename Collection::value_type::second_type* FindOrNull(
     const Collection& collection,
     const typename Collection::value_type::first_type& key) {
   typename Collection::const_iterator it = collection.find(key);
@@ skipping 11 matching lines @@
   typename Collection::iterator it = collection.find(key);
   if (it == collection.end()) {
     return 0;
   }
   return &it->second;
 }
 
 }  // namespace net
 
 #endif  // NET_QUIC_CHROMIUM_QUIC_UTILS_CHROMIUM_H_