Accept inbound connections on unix domain socket

mojo/shell/context.cc

Index: mojo/shell/context.cc
diff --git a/mojo/shell/context.cc b/mojo/shell/context.cc
index 64db00b05a5023a766b05de76b2da85ca67c6408..d87a8f0c96e82248a11c019de1775fd403e4777b 100644
--- a/mojo/shell/context.cc
+++ b/mojo/shell/context.cc
@@ -7,6 +7,7 @@
 #include <vector>
 
 #include "base/command_line.h"
+#include "base/files/file_path.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
@@ -22,6 +23,7 @@
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/shell/dynamic_application_loader.h"
+#include "mojo/shell/external_application_listener.h"
 #include "mojo/shell/in_process_dynamic_service_runner.h"
 #include "mojo/shell/out_of_process_dynamic_service_runner.h"
 #include "mojo/shell/switches.h"
@@ -176,6 +178,12 @@ void Context::Init() {
 
   for (size_t i = 0; i < arraysize(kLocalMojoURLs); ++i)
     mojo_url_resolver_.AddLocalFileMapping(GURL(kLocalMojoURLs[i]));
+  listener_.reset(new ExternalApplicationListener(task_runners_->shell_runner(),
+                                                  task_runners_->io_runner()));
+  listener_->ListenInBackground(
+      base::FilePath(ExternalApplicationListener::kDefaultListenSocketPath),
+      base::Bind(&ApplicationManager::RegisterExternalApplication,
+                 base::Unretained(&application_manager_)));
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   scoped_ptr<DynamicServiceRunnerFactory> runner_factory;