Let DCHECK in non-official-release build be opt-in with dcheck_always_on=1 only

content/common/gpu/media/video_decode_accelerator_unittest.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.
 //
 // The bulk of this file is support code; sorry about that.  Here's an overview
 // to hopefully help readers of this code:
 // - RenderingHelper is charged with interacting with X11/{EGL/GLES2,GLX/GL} or
 //   Win/EGL.
 // - ClientState is an enum for the state of the decode client used by the test.
 // - ClientStateNotification is a barrier abstraction that allows the test code
@@ skipping 1523 matching lines @@
 }  // namespace
 }  // namespace content
 
 int main(int argc, char **argv) {
   testing::InitGoogleTest(&argc, argv);  // Removes gtest-specific args.
   CommandLine::Init(argc, argv);
 
   // Needed to enable DVLOG through --vmodule.
   logging::LoggingSettings settings;
   settings.logging_dest = logging::LOG_TO_SYSTEM_DEBUG_LOG;
-  settings.dcheck_state =
-      logging::ENABLE_DCHECK_FOR_NON_OFFICIAL_RELEASE_BUILDS;
   CHECK(logging::InitLogging(settings));
 
   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
   DCHECK(cmd_line);
 
   CommandLine::SwitchMap switches = cmd_line->GetSwitches();
   for (CommandLine::SwitchMap::const_iterator it = switches.begin();
        it != switches.end(); ++it) {
     if (it->first == "test_video_data") {
       content::g_test_video_data = it->second.c_str();
@@ skipping 18 matching lines @@
     }
     if (it->first == "v" || it->first == "vmodule")
       continue;
     LOG(FATAL) << "Unexpected switch: " << it->first << ":" << it->second;
   }
 
   base::ShadowingAtExitManager at_exit_manager;
 
   return RUN_ALL_TESTS();
 }