Adding keyboard shortcut BROWSE+SHIFT+N to launch 'Connectivity diag.' extension.

ash/accelerators/accelerator_controller.cc

Index: ash/accelerators/accelerator_controller.cc
diff --git a/ash/accelerators/accelerator_controller.cc b/ash/accelerators/accelerator_controller.cc
index 8b354056338afd208391fd72f395d6a1d869dcef..e4b9026051cddc29cdd7c39c4a2e68e322754221 100644
--- a/ash/accelerators/accelerator_controller.cc
+++ b/ash/accelerators/accelerator_controller.cc
@@ -607,6 +607,11 @@ void HandleGetHelp() {
   Shell::GetInstance()->new_window_delegate()->OpenGetHelp();
 }
 
+void HandleNetworkDiag() {
+  base::RecordAction(UserMetricsAction("Accel_Network_Diag"));
+  Shell::GetInstance()->new_window_delegate()->OpenNetworkDiag();
+}
+
 void HandleSwapPrimaryDisplay() {
   base::RecordAction(UserMetricsAction("Accel_Swap_Primary_Display"));
   Shell::GetInstance()->display_configuration_controller()->SetPrimaryDisplayId(
@@ -1054,6 +1059,7 @@ bool AcceleratorController::CanPerformAction(
     case LOCK_RELEASED:
     case OPEN_CROSH:
     case OPEN_FILE_MANAGER:
+    case OPEN_NETWORK_DIAG:
     case OPEN_GET_HELP:
     case POWER_PRESSED:
     case POWER_RELEASED:
@@ -1301,6 +1307,9 @@ void AcceleratorController::PerformAction(AcceleratorAction action,
     case OPEN_FILE_MANAGER:
       HandleFileManager();
       break;
+    case OPEN_NETWORK_DIAG:
+      HandleNetworkDiag();
+      break;
     case OPEN_GET_HELP:
       HandleGetHelp();
       break;