Allow GPU channels to be created when using SwiftShader

content/browser/renderer_host/gpu_message_filter.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.
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
 #include "content/browser/renderer_host/gpu_message_filter.h"
 
@@ skipping 26 matching lines @@
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void GpuMessageFilter::OnEstablishGpuChannel(
     CauseForGpuLaunch cause_for_gpu_launch,
     IPC::Message* reply_ptr) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   scoped_ptr<IPC::Message> reply(reply_ptr);
-  if (!GpuDataManagerImpl::GetInstance()->CanUseGpuBrowserCompositor()) {
-    reply->set_reply_error();
-    Send(reply.release());
-    return;
-  }
-
   GpuProcessHost* host = GpuProcessHost::FromID(gpu_process_id_);
   if (!host) {
     host = GpuProcessHost::Get(GpuProcessHost::GPU_PROCESS_KIND_SANDBOXED,
                                cause_for_gpu_launch);
     if (!host) {
       reply->set_reply_error();
       Send(reply.release());
       return;
     }
 
@@ skipping 18 matching lines @@
     const IPC::ChannelHandle& channel,
     const gpu::GPUInfo& gpu_info) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   GpuHostMsg_EstablishGpuChannel::WriteReplyParams(
       reply.get(), render_process_id_, channel, gpu_info);
   Send(reply.release());
 }
 
 }  // namespace content