gpu: Enable virtual contexts with nvidia drivers only

gpu/config/gpu_driver_bug_list_json.cc

 // Copyright (c) 2013 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.
 
 // Determines whether a certain driver bug exists in the current system.
 // The format of a valid gpu_driver_bug_list.json file is defined in
 // <gpu/config/gpu_control_list_format.txt>.
 // The supported "features" can be found in
 // <gpu/config/gpu_driver_bug_workaround_type.h>.
 
 #include "gpu/config/gpu_control_list_jsons.h"
 
 #define LONG_STRING_CONST(...) #__VA_ARGS__
 
 namespace gpu {
 
 const char kGpuDriverBugListJson[] = LONG_STRING_CONST(
 
 {
   "name": "gpu driver bug list",
   // Please update the version number whenever you change this file.
   "version": "8.26",

[piman, 2015/10/08 22:58:26]

Version bump please.

   "entries": [
     {
       "id": 1,
       "description": "Imagination driver doesn't like uploading lots of buffer data constantly",
       "os": {
         "type": "android"
       },
       "gl_vendor": "Imagination.*",
       "features": [
         "use_client_side_arrays_for_stream_buffers"
@@ skipping 1230 matching lines @@
       "cr_bugs": [449150],
       "description": "Mali-4xx does not support GL_RGB format",
       "gl_vendor": "ARM.*",
       "gl_renderer": ".*Mali-4.*",
       "features": [
         "disable_gl_rgb_format"
       ]
     },
     {
       "id": 109,
-      "description": "MakeCurrent is slow on Linux",
+      "description": "MakeCurrent is slow on Linux with NVIDIA drivers",
       "os": {
         "type": "linux"
       },
+      "gl_vendor": "NVIDIA.*",
       "features": [
         "use_virtualized_gl_contexts"
       ]
     },
     {
       "id": 110,
       "description": "EGL Sync server causes crashes on Adreno 2xx and 3xx drivers",
       "cr_bugs": [482298],
       "os": {
         "type": "android"
@@ skipping 266 matching lines @@
       "features": [
         "disable_msaa_on_non_webgl_contexts"
       ]
     }
   ]
 }
 
 );  // LONG_STRING_CONST macro
 
 }  // namespace gpu