Report CHECK/DCHECK to test launcher summary output.

base/logging.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 "base/logging.h"
 
 #include <limits.h>
 #include <stdint.h>
 
 #include "base/debug/activity_tracker.h"
@@ skipping 324 matching lines @@
 void CloseLogFileUnlocked() {
   if (!g_log_file)
     return;
 
   CloseFile(g_log_file);
   g_log_file = nullptr;
 }
 
 }  // namespace
 
+const char kStackTraceMarker[] = "\nStack trace is below:\n";

[Paweł Hajdan Jr., 2017/01/23 16:55:06]

nit: Could you remove " is below" part?

[alex-ac, 2017/01/27 12:55:45]

Done.

+
 // This is never instantiated, it's just used for EAT_STREAM_PARAMETERS to have
 // an object of the correct type on the LHS of the unused part of the ternary
 // operator.
 std::ostream* g_swallow_stream;
 
 LoggingSettings::LoggingSettings()
     : logging_dest(LOG_DEFAULT),
       log_file(nullptr),
       lock_log(LOCK_LOG_FILE),
       delete_old(APPEND_TO_OLD_LOG_FILE) {}
@@ skipping 173 matching lines @@
   Init(file, line);
   stream_ << "Check failed: " << *result;
   delete result;
 }
 
 LogMessage::~LogMessage() {
 #if !defined(OFFICIAL_BUILD) && !defined(OS_NACL) && !defined(__UCLIBC__)
   if (severity_ == LOG_FATAL && !base::debug::BeingDebugged()) {
     // Include a stack trace on a fatal, unless a debugger is attached.
     base::debug::StackTrace trace;
-    stream_ << std::endl;  // Newline to separate from log message.
+    // Write marker to separate stack trace from message.
+    stream_ << kStackTraceMarker;
     trace.OutputToStream(&stream_);
   }
 #endif
   stream_ << std::endl;
   std::string str_newline(stream_.str());
 
   // Give any log message handler first dibs on the message.
   if (log_message_handler &&
       log_message_handler(severity_, file_, line_,
                           message_start_, str_newline)) {
@@ skipping 398 matching lines @@
 BASE_EXPORT void LogErrorNotReached(const char* file, int line) {
   LogMessage(file, line, LOG_ERROR).stream()
       << "NOTREACHED() hit.";
 }
 
 }  // namespace logging
 
 std::ostream& std::operator<<(std::ostream& out, const wchar_t* wstr) {
   return out << (wstr ? base::WideToUTF8(wstr) : std::string());
 }