[chrome/browser/extensions] favor DCHECK_CURRENTLY_ON for better logs

chrome/browser/extensions/api/platform_keys/platform_keys_apitest_nss.cc

 // 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.
 
 #include <cryptohi.h>
 
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "chrome/browser/chromeos/platform_keys/platform_keys_service.h"
 #include "chrome/browser/chromeos/platform_keys/platform_keys_service_factory.h"
@@ skipping 144 matching lines @@
     client_cert2_ = net::ImportClientCertAndKeyFromFile(
         net::GetTestCertsDirectory(), "client_2.pem", "client_2.pk8",
         test_system_slot_->slot());
     ASSERT_TRUE(client_cert2_.get());
 
     done_callback.Run();
   }
 
   void SetUpTestSystemSlotOnIO(content::ResourceContext* context,
                                const base::Closure& done_callback) {
-    DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
+    DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
     test_system_slot_.reset(new crypto::ScopedTestSystemNSSKeySlot());
     ASSERT_TRUE(test_system_slot_->ConstructedSuccessfully());
 
     content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
                                      done_callback);
   }
 
   void TearDownTestSystemSlotOnIO(const base::Closure& done_callback) {
-    DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
+    DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
     test_system_slot_.reset();
 
     content::BrowserThread::PostTask(content::BrowserThread::UI, FROM_HERE,
                                      done_callback);
   }
 
   policy::DevicePolicyCrosTestHelper device_policy_test_helper_;
   scoped_ptr<crypto::ScopedTestSystemNSSKeySlot> test_system_slot_;
 };
 
@@ skipping 55 matching lines @@
   ASSERT_TRUE(RunExtensionTest("permissionTests")) << message_;
 }
 
 INSTANTIATE_TEST_CASE_P(
     CheckSystemTokenAvailability,
     PlatformKeysTest,
     ::testing::Values(
         Params(DEVICE_STATUS_ENROLLED, USER_AFFILIATION_ENROLLED_DOMAIN),
         Params(DEVICE_STATUS_ENROLLED, USER_AFFILIATION_UNRELATED),
         Params(DEVICE_STATUS_NOT_ENROLLED, USER_AFFILIATION_UNRELATED)));