Remove --allow-request-os-file-handle option

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index d0db2b215a5d6c8563d9a2020b66bb4ec9bf23c8..a3d63fd53677ac871709b515dc1a279cd6697dc1 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -44,11 +44,6 @@ const char kAllowNaClSocketAPI[]            = "allow-nacl-socket-api";
 // Don't block outdated plugins.
 const char kAllowOutdatedPlugins[]          = "allow-outdated-plugins";
 
-// Specifies command-separated list of extension ids or hosts to grant
-// access to RequestOSFileHandle private API.
-const char kAllowRequestOSFileHandleAPI[]   =
-    "allow-request-os-file-handle-api";
-
 // By default, an https page cannot run JavaScript, CSS or plug-ins from http
 // URLs. This provides an override to get the old insecure behavior.
 const char kAllowRunningInsecureContent[]   = "allow-running-insecure-content";