Deliver attach intent to packaged apps

chrome/renderer/resources/extensions/app_runtime_custom_bindings.js

Index: chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js b/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
index 77da14918a4abcd929ad60cb8d410bbfbf8f99f5..9374a5b65da36a1ed8d4590a0a41350116952efa 100644
--- a/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
@@ -35,6 +35,13 @@ chromeHidden.Event.registerArgumentMassager('app.runtime.onLaunched',
           dispatch([]);
         }
         break;
+      case('filesystem'):
+        launchData.intent.data = GetIsolatedFileSystem(intentData.fileSystemId,
+                                                       intentData.baseName);
+        launchData.intent.postResult = function() {};
+        launchData.intent.postFailure = function() {};
+        dispatch([launchData]);
+        break;
       case('serialized'):
         var deserializedData = DeserializeString(intentData.data);
         launchData.intent.data = deserializedData;