gpu: Un-blacklist ARB_sync on 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 e1e9650dbd3647998d37bcffb7b38ce8e2cc54ba..e324743bae1cd0762aae691ea2ba4dc55e02caea 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": "7.8",
+  "version": "7.9",
   "entries": [
     {
       "id": 1,
@@ -915,17 +915,6 @@ LONG_STRING_CONST(
       ]
     },
     {
-      "id": 79,
-      "cr_bugs": [371530],
-      "description": "Testing ARB sync fences is broken on MacOSX",
-      "os": {
-        "type": "macosx"
-      },
-      "features": [
-        "disable_arb_sync"
-      ]
-    },
-    {
       "id": 82,
       "description": "PBO mappings segfault on certain older Qualcomm drivers",
       "cr_bugs": [394510],