base: Remove the string logging from CHECK().

tools/json_schema_compiler/test/test_util.cc

 // 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.
 
 #include "tools/json_schema_compiler/test/test_util.h"
 
 #include <string>
 
 #include "base/json/json_reader.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 
 namespace json_schema_compiler {
 namespace test_util {
 
 std::unique_ptr<base::Value> ReadJson(const base::StringPiece& json) {
   int error_code;
   std::string error_msg;
   std::unique_ptr<base::Value> result(base::JSONReader::ReadAndReturnError(
       json, base::JSON_ALLOW_TRAILING_COMMAS, &error_code, &error_msg));
-  // CHECK not ASSERT since passing invalid |json| is a test error.
-  CHECK(result) << error_msg;
+  // Crash on failure since passing invalid |json| is a test error.
+  LOG_IF(FATAL, !result) << error_msg;
   return result;
 }
 
 std::unique_ptr<base::ListValue> List(base::Value* a) {
   std::unique_ptr<base::ListValue> list(new base::ListValue());
   list->Append(base::WrapUnique(a));
   return list;
 }
 std::unique_ptr<base::ListValue> List(base::Value* a, base::Value* b) {
   std::unique_ptr<base::ListValue> list = List(a);
@@ skipping 28 matching lines @@
                                                   base::Value* bv,
                                                   const std::string& ck,
                                                   base::Value* cv) {
   std::unique_ptr<base::DictionaryValue> dict = Dictionary(ak, av, bk, bv);
   dict->SetWithoutPathExpansion(ck, cv);
   return dict;
 }
 
 }  // namespace test_util
 }  // namespace json_schema_compiler