gl_context_glx: add workaround to create default context

content/browser/gpu/gpu_process_host.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 "content/browser/gpu/gpu_process_host.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <list>
@@ skipping 90 matching lines @@
 bool GpuProcessHost::hardware_gpu_enabled_ = true;
 int GpuProcessHost::gpu_crash_count_ = 0;
 int GpuProcessHost::gpu_recent_crash_count_ = 0;
 bool GpuProcessHost::crashed_before_ = false;
 int GpuProcessHost::swiftshader_crash_count_ = 0;
 
 namespace {
 
 // Command-line switches to propagate to the GPU process.
 static const char* const kSwitchNames[] = {
+    switches::kCreateDefaultContext,
     switches::kDisableAcceleratedVideoDecode,
     switches::kDisableBreakpad,
     switches::kDisableES3GLContext,
     switches::kDisableGpuSandbox,
     switches::kDisableGpuWatchdog,
     switches::kDisableGLExtensions,
     switches::kDisableLogging,
     switches::kDisableSeccompFilterSandbox,
 #if defined(ENABLE_WEBRTC)
     switches::kDisableWebRtcHWEncoding,
@@ skipping 32 matching lines @@
 #endif
 #if defined(USE_OZONE)
     switches::kOzonePlatform,
 #endif
 #if defined(USE_X11) && !defined(OS_CHROMEOS)
     switches::kX11Display,
 #endif
     switches::kGpuTestingGLVendor,
     switches::kGpuTestingGLRenderer,
     switches::kGpuTestingGLVersion,
-    switches::kDisableGpuDriverBugWorkarounds
-};
+    switches::kDisableGpuDriverBugWorkarounds};
 
 enum GPUProcessLifetimeEvent {
   LAUNCHED,
   DIED_FIRST_TIME,
   DIED_SECOND_TIME,
   DIED_THIRD_TIME,
   DIED_FOURTH_TIME,
   GPU_PROCESS_LIFETIME_EVENT_MAX = 100
 };
 
@@ skipping 1022 matching lines @@
   TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader");
   ClientIdToShaderCacheMap::iterator iter =
       client_id_to_shader_cache_.find(client_id);
   // If the cache doesn't exist then this is an off the record profile.
   if (iter == client_id_to_shader_cache_.end())
     return;
   iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader);
 }
 
 }  // namespace content