Add a base mipmap level walkaround for Intel MacOSX

gpu/config/gpu_driver_bug_list_json.cc

Index: gpu/config/gpu_driver_bug_list_json.cc
diff --git a/gpu/config/gpu_driver_bug_list_json.cc b/gpu/config/gpu_driver_bug_list_json.cc
index 3858662bff8e4e617f03841862f241fe57070f34..0d59af8796169565232115039faa5bc314d10a0d 100644
--- a/gpu/config/gpu_driver_bug_list_json.cc
+++ b/gpu/config/gpu_driver_bug_list_json.cc
@@ -19,7 +19,7 @@ const char kGpuDriverBugListJson[] = LONG_STRING_CONST(
 {
   "name": "gpu driver bug list",
   // Please update the version number whenever you change this file.
-  "version": "8.88",
+  "version": "8.89",
   "entries": [
     {
       "id": 1,
@@ -1956,6 +1956,18 @@ LONG_STRING_CONST(
       "features": [
         "avda_no_eglimage_for_luminance_tex"
       ]
+    },
+    {
+      "id": 181,
+      "description": "glTexStorage* are buggy when base mipmap level is not 0",
+      "cr_bugs": [640506],
+      "os": {
+        "type": "macosx"
+      },
+      "vendor_id": "0x8086",

[Zhenyao Mo, 2016/08/26 17:38:57]

Curious: the workaround is for Mac Intel only, but why the failing tests also
begin to pass on Mac AMD and Mac NVidia? (See the removed entries)

+      "features": [
+        "reset_base_mipmap_level_before_texstorage"
+      ]
     }
   ]
 }