Identify the active GPU using GL strings in multiple GPU situation.

gpu/config/software_rendering_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 certain gpu-related features are blacklisted or not.
 // The format of a valid software_rendering_list.json file is defined in
 // <gpu/config/gpu_control_list_format.txt>.
 // The supported "features" can be found in <gpu/config/gpu_blacklist.cc>.
 
 #include "gpu/config/gpu_control_list_jsons.h"
@@ skipping 11 matching lines @@
   "entries": [
     {
       "id": 1,
       "description": "ATI Radeon X1900 is not compatible with WebGL on the Mac",
       "webkit_bugs": [47028],
       "os": {
         "type": "macosx"
       },
       "vendor_id": "0x1002",
       "device_id": ["0x7249"],
+      "multi_gpu_category": "any",
       "features": [
         "webgl",
         "flash_3d",
         "flash_stage3d"
       ]
     },
     {
       "id": 3,
       "description": "GL driver is software rendered. GPU acceleration is disabled",
       "cr_bugs": [59302, 315217],
@@ skipping 65 matching lines @@
     },
     {
       "id": 10,
       "description": "NVIDIA GeForce 7300 GT on Mac does not support WebGL",
       "cr_bugs": [73794],
       "os": {
         "type": "macosx"
       },
       "vendor_id": "0x10de",
       "device_id": ["0x0393"],
+      "multi_gpu_category": "any",
       "features": [
         "webgl",
         "flash_3d",
         "flash_stage3d"
       ]
     },
     {
       "id": 12,
       "description": "Drivers older than 2009-01 on Windows are possibly unreliable",
       "cr_bugs": [72979, 89802, 315205],
@@ skipping 260 matching lines @@
       "cr_bugs": [130495],
       "os": {
         "type": "macosx",
         "version": {
           "op": "=",
           "value": "10.7"
         }
       },
       "vendor_id": "0x10de",
       "device_id": ["0x0863"],
+      "multi_gpu_category": "any",
       "features": [
         "accelerated_2d_canvas"
       ]
     },
     {
       "id": 42,
       "description": "AMD Radeon HD 6490M and 6970M on Snow Leopard are buggy",
       "cr_bugs": [137307, 285350],
       "os": {
         "type": "macosx",
         "version": {
           "op": "=",
           "value": "10.6"
         }
       },
       "vendor_id": "0x1002",
       "device_id": ["0x6760", "0x6720"],
+      "multi_gpu_category": "any",
       "features": [
         "webgl"
       ]
     },
     {
       "id": 44,
       "description": "Intel HD 4000 causes kernel panic on Lion",
       "cr_bugs": [134015],
       "os": {
         "type": "macosx",
@@ skipping 75 matching lines @@
         "type": "macosx",
         "version": {
           "op": "between",
           "value": "10.8.0",
           "value2": "10.8.1"
         }
       },
       "multi_gpu_style": "optimus",
       "vendor_id": "0x10de",
       "device_id": ["0x0fd5"],
+      "multi_gpu_category": "any",
       "features": [
         "flash_3d",
         "flash_stage3d"
       ]
     },
     {
       "id": 50,
       "description": "Disable VMware software renderer on older Mesa",
       "cr_bugs": [145531, 332596],
       "os": {
@@ skipping 181 matching lines @@
       "cr_bugs": [233523],
       "os": {
         "type": "macosx",
         "version": {
           "op": "<",
           "value": "10.8"
         }
       },
       "vendor_id": "0x10de",
       "device_id": ["0x0a29", "0x0861", "0x0863"],
+      "multi_gpu_category": "any",
       "features": [
         "webgl"
       ]
     },
     {
       "id": 74,
       "description": "GPU access is blocked if users don't have proper graphics driver installed after Windows installation",
       "cr_bugs": [248178],
       "os": {
         "type": "win"
@@ skipping 70 matching lines @@
       "description": "Apple software renderer used under VMWare hangs on Mac OS 10.6 and 10.7",
       "cr_bugs": [230931],
       "os": {
         "type": "macosx",
         "version": {
           "op": "<=",
           "value": "10.7"
         }
       },
       "vendor_id": "0x15ad",
+      "multi_gpu_category": "any",
       "features": [
         "all"
       ]
     },
     {
       "id": 82,
       "description": "MediaCodec is still too buggy to use for encoding (b/11536167)",
       "os": {
         "type": "android"
       },
@@ skipping 290 matching lines @@
       "cr_bugs": [421641],
       "os": {
         "type": "macosx",
         "version": {
           "op": "=",
           "value": "10.6"
         }
       },
       "vendor_id": "0x8086",
       "device_id": ["0x2a02"],
+      "multi_gpu_category": "any",
       "features": [
         "all"
       ]
     },
     {
       "id": 104,
       "description": "GPU raster broken on PowerVR Rogue",
       "cr_bugs": [436331, 483574],
       "os": {
         "type": "android"
@@ skipping 65 matching lines @@
         "gpu_rasterization",
         "accelerated_2d_canvas"
       ]
     }
   ]
 }
 
 );  // LONG_STRING_CONST macro
 
 }  // namespace gpu