Remove accelerated hardware decode blacklist entry for Mac OS X.

gpu/config/software_rendering_list_json.cc

Index: gpu/config/software_rendering_list_json.cc
diff --git a/gpu/config/software_rendering_list_json.cc b/gpu/config/software_rendering_list_json.cc
index e1a8cb35c6aef4cd1eedec3732c36d5832fee6e1..b82205644e4b13a8cda32f181034031de00085a3 100644
--- a/gpu/config/software_rendering_list_json.cc
+++ b/gpu/config/software_rendering_list_json.cc
@@ -18,7 +18,7 @@ const char kSoftwareRenderingListJson[] = LONG_STRING_CONST(
 {
   "name": "software rendering list",
   // Please update the version number whenever you change this file.
-  "version": "9.15",
+  "version": "9.16",
   "entries": [
     {
       "id": 1,
@@ -508,25 +508,11 @@ const char kSoftwareRenderingListJson[] = LONG_STRING_CONST(
     },
     {
       "id": 48,
-      "description": "Accelerated video decode is unavailable on Mac and Linux",
-      "cr_bugs": [137247, 133828],
-      "exceptions": [
-        {
-          "os": {
-            "type": "chromeos"
-          }
-        },
-        {
-          "os": {
-            "type": "win"
-          }
-        },
-        {
-          "os": {
-            "type": "android"
-          }
-        }
-      ],
+      "description": "Accelerated video decode is unavailable on Linux",
+      "cr_bugs": [137247],
+      "os": {
+        "type": "linux"
+      },
       "features": [
         "accelerated_video_decode"
       ]