[Android] Define a baseline seccomp-bpf sandbox policy.

content/public/common/content_switches.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/public/common/content_switches.h"
 
 #include "base/command_line.h"
 
 namespace switches {
 
@@ skipping 503 matching lines @@
     "enable-repaint-after-layout";
 
 // Enables targeted style recalculation optimizations.
 const char kEnableTargetedStyleRecalc[] =
     "enable-targeted-style-recalc";
 
 // Cause the OS X sandbox write to syslog every time an access to a resource
 // is denied by the sandbox.
 const char kEnableSandboxLogging[]          = "enable-sandbox-logging";
 
+// Enables seccomp-bpf support for Android. Requires experimental kernel
+// support. <http://crbug.com/166704>
+const char kEnableSeccompFilterSandbox[] =
+    "enable-seccomp-filter-sandbox";
+
 // Enables the Skia benchmarking extension
 const char kEnableSkiaBenchmarking[]        = "enable-skia-benchmarking";
 
 // On platforms that support it, enables smooth scroll animation.
 const char kEnableSmoothScrolling[]         = "enable-smooth-scrolling";
 
 // Allow the compositor to use its software implementation if GL fails.
 const char kEnableSoftwareCompositing[]     = "enable-software-compositing";
 
 // Enable spatial navigation
@@ skipping 496 matching lines @@
 
 // Disables support for Core Animation plugins. This is triggered when
 // accelerated compositing is disabled. See http://crbug.com/122430 .
 const char kDisableCoreAnimationPlugins[] =
     "disable-core-animation-plugins";
 #endif
 
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches