Add NetworkStateListDetailedView

ash/shell.cc

Index: ash/shell.cc
diff --git a/ash/shell.cc b/ash/shell.cc
index 078305c1aa975002e71d86a51d845b9946b73918..c07a102cf5fa74e94114f80bb886b037f9cc2d62 100644
--- a/ash/shell.cc
+++ b/ash/shell.cc
@@ -101,6 +101,7 @@
 #include "base/chromeos/chromeos_version.h"
 #include "base/message_pump_aurax11.h"
 #include "chromeos/display/output_configurator.h"
+#include "chromeos/network/network_state_handler.h"
 #include "content/public/browser/gpu_data_manager.h"
 #include "content/public/common/gpu_feature_type.h"
 #endif  // defined(OS_CHROMEOS)
@@ -221,6 +222,11 @@ Shell::Shell(ShellDelegate* delegate)
   output_configurator_->AddObserver(output_configurator_animation_.get());
   base::MessagePumpAuraX11::Current()->AddDispatcherForRootWindow(
       output_configurator());
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kAshEnableNetworkStateHandler)) {
+    network_state_handler_.reset(new chromeos::NetworkStateHandler());
+    network_state_handler_->Init();
+  }
 #endif  // defined(OS_CHROMEOS)
 }