Remove duplicate mountPaths in object literals

chrome/test/data/extensions/api_test/filebrowser_mount/test.js

Index: chrome/test/data/extensions/api_test/filebrowser_mount/test.js
diff --git a/chrome/test/data/extensions/api_test/filebrowser_mount/test.js b/chrome/test/data/extensions/api_test/filebrowser_mount/test.js
index 27621d09e66f44987a8b017a1145c574afb7e230..37a72156f2652acd5e92d34f2bb93563621ef5df 100644
--- a/chrome/test/data/extensions/api_test/filebrowser_mount/test.js
+++ b/chrome/test/data/extensions/api_test/filebrowser_mount/test.js
@@ -20,7 +20,6 @@ var expectedVolume1 = {
 
 var expectedVolume2 = {
   devicePath: 'device_path2',
-  mountPath: 'mount_path2',
   mountPath: 'removable/mount_path2',
   systemPath: 'system_path2',
   filePath: 'file_path2',
@@ -36,7 +35,6 @@ var expectedVolume2 = {
 
 var expectedVolume3 = {
   devicePath: 'device_path3',
-  mountPath: 'mount_path3',
   mountPath: 'removable/mount_path3',
   systemPath: 'system_path3',
   filePath: 'file_path3',