X11: Use better visuals for OpenGL

content/gpu/gpu_main.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 <stddef.h>
 #include <stdlib.h>
 
 #include <memory>
 #include <utility>
 
@@ skipping 176 matching lines @@
 #if defined(OS_WIN)
   // Prevent Windows from displaying a modal dialog on failures like not being
   // able to load a DLL.
   SetErrorMode(
       SEM_FAILCRITICALERRORS |
       SEM_NOGPFAULTERRORBOX |
       SEM_NOOPENFILEERRORBOX);
 #elif defined(USE_X11)
   ui::SetDefaultX11ErrorHandlers();
 
-#if !defined(OS_CHROMEOS)
-  DCHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kWindowDepth));
-  DCHECK(base::CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kX11VisualID));
-#endif
-
 #endif
 
   logging::SetLogMessageHandler(GpuProcessLogMessageHandler);
 
 #if defined(OS_WIN)
   // Use a UI message loop because ANGLE and the desktop GL platform can
   // create child windows to render to.
   base::MessagePumpForGpu::InitFactory();
   base::MessageLoop main_message_loop(base::MessageLoop::TYPE_UI);
 #elif defined(USE_X11)
@@ skipping 143 matching lines @@
     return true;
   }
 
   return false;
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace.
 
 }  // namespace content