base: Remove the string logging from CHECK().

content/public/test/browser_test_base.cc

 // Copyright (c) 2011 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/public/test/browser_test_base.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 164 matching lines @@
   base::SequencedWorkerPool::DisableForProcessForTesting();
 }
 
 BrowserTestBase::~BrowserTestBase() {
 #if defined(OS_ANDROID)
   // RemoteTestServer can cause wait on the UI thread.
   base::ThreadRestrictions::ScopedAllowWait allow_wait;
   spawned_test_server_.reset(NULL);
 #endif
 
-  CHECK(set_up_called_) << "SetUp was not called. This probably means that the "
-                           "developer has overridden the method and not called "
-                           "the superclass version. In this case, the test "
-                           "does not run and reports a false positive result.";
+  // SetUp was not called. This probably means that the developer has overridden
+  // the method and not called the superclass version. In this case, the test
+  // does not run and reports a false positive result.
+  CHECK(set_up_called_);
 }
 
 void BrowserTestBase::SetUp() {
   set_up_called_ = true;
   // ContentTestSuiteBase might have already initialized
   // MaterialDesignController in browser_tests suite.
   // Uninitialize here to let the browser process do it.
   ui::test::MaterialDesignControllerTestAPI::Uninitialize();
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
@@ skipping 197 matching lines @@
   use_software_compositing_ = true;
 }
 
 bool BrowserTestBase::UsingOSMesa() const {
   base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
   return cmd->GetSwitchValueASCII(switches::kUseGL) ==
          gl::kGLImplementationOSMesaName;
 }
 
 }  // namespace content