[GPU Workaround] Re-enable disable_chromium_framebuffer_multisample on Nexus 7g2 and alike

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"
 
 #define LONG_STRING_CONST(...) #__VA_ARGS__
 
 namespace gpu {
 
 const char kSoftwareRenderingListJson[] = LONG_STRING_CONST(
 
 {
   "name": "software rendering list",
   // Please update the version number whenever you change this file.
-  "version": "12.22",
+  "version": "12.23",
   "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"],
@@ skipping 1489 matching lines @@
       },
       "vendor_id": "0x1002",
       "driver_version": {
         "op": "between",
         "value": "15.301",
         "value2": "15.302"
       },
       "features": [
         "gpu_rasterization"
       ]
+    },
+    {
+      // Corresponds to GPU driver bug #214.
+      "id": 140,
+      "description": "Some old Qualcomm scissor bug workaround needs disabling MSAA to work, which is a core part of WebGL 2.",
+      "cr_bugs": [670607, 696627, 698197],
+      "gl_vendor": "Qualcomm.*",
+      "machine_model_name": ["Nexus 7", "KFTHWI", "KFSAWI", "KFAPWI", "KFTHWA", "KFSAWA", "KFAPWA"],
+      "features": [
+        "webgl2"
+      ]
     }
   ]
 }
 
 );  // LONG_STRING_CONST macro
 
 }  // namespace gpu