use 'child-clean-exit' on POSIX systems only

rogerwang · rogerwang · commit f67f84f60cee · 2013-02-18T11:15:07.000+08:00
diff --git a/src/shell_content_browser_client.cc b/src/shell_content_browser_client.cc
@@ -144,8 +144,9 @@ void ShellContentBrowserClient::AppendExtraCommandLineSwitches(
   // destory rph immediately. Then the channel error msg is caught by
   // SuicideOnChannelErrorFilter and the renderer is killed
   // immediately
-
+#if defined(OS_POSIX)
   command_line->AppendSwitch(switches::kChildCleanExit);
+#endif
 }
 
 void ShellContentBrowserClient::ResourceDispatcherHostCreated() {
