Mac: Remove switches::kDisableHolePunching

content/common/content_switches.cc

Index: content/common/content_switches.cc
diff --git a/content/common/content_switches.cc b/content/common/content_switches.cc
index c8b2ec579441114a4d802e97d7569db52fa02bad..5f1270a2c5917e49bd7564e433c758134fb15588 100644
--- a/content/common/content_switches.cc
+++ b/content/common/content_switches.cc
@@ -70,11 +70,6 @@ const char kDisableGpuSandbox[]             = "disable-gpu-sandbox";
 // messages.
 const char kDisableGpuWatchdog[]            = "disable-gpu-watchdog";
 
-// Temporary flag to disable hole punching for accelerated surfaces. This is
-// here to aid debugging eventual problems, it can be removed once hole punching
-// has been out there for a few dev channel releases without problems.
-const char kDisableHolePunching[]           = "disable-hole-punching";
-
 // Disable the Indexed Database API.
 const char kDisableIndexedDatabase[]        = "disable-indexed-database";