share all the needed linux code with OpenBSD in chrome and content

content/common/gpu/gpu_command_buffer_stub.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.
 
 #if defined(ENABLE_GPU)
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/shared_memory.h"
@@ skipping 175 matching lines @@
       OnInitializeFailed(reply_message);
       return;
     }
 
     surface_ = ImageTransportSurface::CreateSurface(
         channel_->gpu_channel_manager(),
         render_view_id_,
         renderer_id_,
         route_id_,
         handle_);
-#elif defined(OS_WIN) || defined(OS_LINUX)
+#elif defined(OS_WIN) || defined(OS_LINUX) || defined(OS_OPENBSD)
     surface_ = gfx::GLSurface::CreateViewGLSurface(software_, handle_);
 #endif
   } else {
     surface_ = gfx::GLSurface::CreateOffscreenGLSurface(software_,
                                                         gfx::Size(1, 1));
   }
 
   if (!surface_.get()) {
     // Ensure the decoder is not destroyed if it is not initialized.
     decoder_.reset();
@@ skipping 306 matching lines @@
 void GpuCommandBufferStub::OnDestroyVideoDecoder(int decoder_route_id) {
   channel_->RemoveRoute(decoder_route_id);
   video_decoders_.Remove(decoder_route_id);
 }
 
 void GpuCommandBufferStub::OnSetSurfaceVisible(bool visible) {
   surface_->SetVisible(visible);
 }
 
 #endif  // defined(ENABLE_GPU)