macOS V2 Sandbox: Allow FontObjectsServer on all OS versions

FontObjectsServer access is needed on not just macOS version 10.11,
and the new sandbox was blocking the accees and causing renderer
crashes.

Bug: 786615
Change-Id: If94af99e476325155d9262ac3e3dc75831aa8c5f
Reviewed-on: https://chromium-review.googlesource.com/777976Reviewed-by: Robert Sesek <rsesek@chromium.org>
Commit-Queue: Greg Kerr <kerrnel@chromium.org>
Cr-Commit-Position: refs/heads/master@{#517648}

services/service_manager/sandbox/mac/renderer_v2.sb

@@ -142,6 +142,8 @@
 (allow mach-lookup 
   (global-name "com.apple.distributed_notifications@Uv3")
   (global-name "com.apple.fonts")
+  ; crbug.com/756145, crbug.com/786615
+  (global-name "com.apple.FontObjectsServer")
   (global-name "com.apple.logd")
   (global-name "com.apple.lsd.mapdb")
   (global-name "com.apple.system.logger")
@@ -154,10 +156,6 @@
 (if (< os-version 1012)
   (allow mach-lookup (global-name "com.apple.FontServer")))
 
-; crbug.com/756145
-(if (= os-version 1011)
-  (allow mach-lookup (global-name "com.apple.FontObjectsServer")))
-
 ; sysctl
 (if (= os-version 1009)
   (allow sysctl-read)