On Posix, make all child processes quit when the browser dies, not just the renderers.

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"
 
 namespace switches {
 
 // By default, file:// URIs cannot read other file:// URIs. This is an
 // override for developers who need the old behavior for testing.
@@ skipping 514 matching lines @@
 
 // Register Pepper plugins (see pepper_plugin_registry.cc for its format).
 const char kRegisterPepperPlugins[]         = "register-pepper-plugins";
 
 // Enables remote debug over HTTP on the specified port.
 const char kRemoteDebuggingPort[]           = "remote-debugging-port";
 
 // Causes the renderer process to throw an assertion on launch.
 const char kRendererAssertTest[]            = "renderer-assert-test";
 
-#if defined(OS_POSIX)
-// Causes the renderer process to cleanly exit via calling exit().
-const char kRendererCleanExit[]             = "renderer-clean-exit";
-#endif
-
 // On POSIX only: the contents of this flag are prepended to the renderer
 // command line. Useful values might be "valgrind" or "xterm -e gdb --args".
 const char kRendererCmdPrefix[]             = "renderer-cmd-prefix";
 
 // Causes the process to run as renderer instead of as browser.
 const char kRendererProcess[]               = "renderer";
 
 // Overrides the default/calculated limit to the number of renderer processes.
 // Very high values for this setting can lead to high memory/resource usage
 // or instability.
@@ skipping 106 matching lines @@
 // Set when Chromium should use a mobile user agent.
 const char kUseMobileUserAgent[] = "use-mobile-user-agent";
 // Omnibus flag setting an Android graphics mode.  May be:
 //   "basic" (untiled software path)
 //   "compositor" (hardware-accelerated compositing),
 const char kGraphicsMode[]                  = "graphics-mode";
 const char kGraphicsModeValueBasic[]        = "basic";
 const char kGraphicsModeValueCompositor[]   = "compositor";
 #endif
 
+#if defined(OS_POSIX)
+// Causes the child processes to cleanly exit via calling exit().
+const char kChildCleanExit[]                = "child-clean-exit";
+#endif
+
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 // Specify the amount the trackpad should scroll by.
 const char kScrollPixels[]                  = "scroll-pixels";
 #endif
 
 #if defined(OS_MACOSX) || defined(OS_WIN)
 // Use the system SSL library (Secure Transport on Mac, SChannel on Windows)
 // instead of NSS for SSL.
 const char kUseSystemSSL[]                  = "use-system-ssl";
 #endif
@@ skipping 22 matching lines @@
 // Sets the width and height above which a composited layer will get tiled.
 const char kMaxUntiledLayerWidth[]          = "max-untiled-layer-width";
 const char kMaxUntiledLayerHeight[]         = "max-untiled-layer-height";
 
 const char kEnableFixedPositionCreatesStackingContext[]
     = "enable-fixed-position-creates-stacking-context";
 const char kDisableFixedPositionCreatesStackingContext[]
     = "disable-fixed-position-creates-stacking-context";
 
 }  // namespace switches