base: Remove the string logging from CHECK().

chrome/test/logging/win/test_log_collector.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 "chrome/test/logging/win/test_log_collector.h"
 
 #include <windows.h>
 
 #include <algorithm>
 #include <ios>
@@ skipping 157 matching lines @@
 
 TestLogCollector::TestLogCollector()
     : unit_test_(NULL), also_emit_success_logs_(false) {
 }
 
 TestLogCollector::~TestLogCollector() {
 }
 
 void TestLogCollector::Initialize(testing::UnitTest* unit_test) {
   if (unit_test_ != NULL) {
-    CHECK_EQ(unit_test, unit_test_)
-        << "Cannot install the test log collector in multiple unit tests.";
+    // Cannot install the test log collector in multiple unit tests.
+    CHECK_EQ(unit_test, unit_test_);
     return;  // Already initialized.
   }
 
   // Remove the default result printer and install the collector's listener
   // which delegates to the printer.  If the default result printer has already
   // been released, log an error and move on.
   testing::TestEventListeners& listeners = unit_test->listeners();
   testing::TestEventListener* default_result_printer =
       listeners.default_result_printer();
   if (default_result_printer == NULL) {
@@ skipping 89 matching lines @@
 
 void InstallTestLogCollector(testing::UnitTest* unit_test) {
   // Must be called before running any tests.
   DCHECK(unit_test);
   DCHECK(!unit_test->current_test_case());
 
   g_test_log_collector.Get().Initialize(unit_test);
 }
 
 }  // namespace logging_win