Disable ES3 msaa on ARM

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": "3.5",
+  "version": "3.6",
   "entries": [
     {
       "id": 1,
       "description": "Imagination driver doesn't like uploading lots of buffer data constantly",
       "os": {
         "type": "android"
       },
       "gl_vendor": {
         "op": "beginwith",
         "value": "Imagination"
@@ skipping 669 matching lines @@
       "os": {
         "type": "android"
       },
       "gl_vendor": {
         "op": "beginwith",
         "value": "Qualcomm"
       },
       "features": [
         "disable_framebuffer_multisample"
       ]
+    },
+    {
+      "id": 53,
+      "cr_bugs": [321701],
+      "description": "ES3 multisampling is too slow to be usable on Mali.",
+      "gl_vendor": {
+        "op": "beginwith",
+        "value": "ARM"
+      },
+      "gl_renderer": {
+        "op": "beginwith",
+        "value": "Mali"
+      },
+      "features": [
+        "disable_framebuffer_multisample"
+      ]
+    },
+    {
+      "id": 54,
+      "cr_bugs": [321701],
+      "description": "ES3 multisampling is too slow to be usable on Mali (ChromeOS).",
+      "os": {
+        "type": "chromeos"
+      },
+      "cpu_info": {
+        "op": "=",
+        "value": "ARM"  // TODO(piman): consolidate with id 53 (needs GL_VENDOR/GL_RENDERER parsing support)
+      },
+      "features": [
+        "use_virtualized_gl_contexts"

[piman, 2013/11/22 21:26:45]

disable_framebuffer_multisample - I see what you did there ;)

+      ]
     }
   ]
 }
 
 );  // LONG_STRING_CONST macro
 
 }  // namespace gpu