diff --git a/codereview/upload_bundle_pb2.py b/codereview/upload_bundle_pb2.py
index 7cf2f86..ff91ee1 100644
--- a/codereview/upload_bundle_pb2.py
+++ b/codereview/upload_bundle_pb2.py
@@ -35,23 +35,27 @@
       options=None,
       type=None),
     descriptor.EnumValueDescriptor(
-      name='UNKNOWN_PROJECT', index=5, number=2,
+      name='UNKNOWN_EMAIL', index=5, number=11,
       options=None,
       type=None),
     descriptor.EnumValueDescriptor(
-      name='UNKNOWN_BRANCH', index=6, number=3,
+      name='UNKNOWN_PROJECT', index=6, number=2,
       options=None,
       type=None),
     descriptor.EnumValueDescriptor(
-      name='UNKNOWN_BUNDLE', index=7, number=5,
+      name='UNKNOWN_BRANCH', index=7, number=3,
       options=None,
       type=None),
     descriptor.EnumValueDescriptor(
-      name='NOT_BUNDLE_OWNER', index=8, number=6,
+      name='UNKNOWN_BUNDLE', index=8, number=5,
       options=None,
       type=None),
     descriptor.EnumValueDescriptor(
-      name='BUNDLE_CLOSED', index=9, number=8,
+      name='NOT_BUNDLE_OWNER', index=9, number=6,
+      options=None,
+      type=None),
+    descriptor.EnumValueDescriptor(
+      name='BUNDLE_CLOSED', index=10, number=8,
       options=None,
       type=None),
   ],
@@ -136,6 +140,20 @@
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
       options=None),
+    descriptor.FieldDescriptor(
+      name='reviewers', full_name='codereview.UploadBundleRequest.reviewers', index=6,
+      number=3, type=9, cpp_type=9, label=3,
+      default_value=[],
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      options=None),
+    descriptor.FieldDescriptor(
+      name='cc', full_name='codereview.UploadBundleRequest.cc', index=7,
+      number=4, type=9, cpp_type=9, label=3,
+      default_value=[],
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      options=None),
   ],
   extensions=[
   ],
@@ -165,6 +183,20 @@
       message_type=None, enum_type=None, containing_type=None,
       is_extension=False, extension_scope=None,
       options=None),
+    descriptor.FieldDescriptor(
+      name='invalid_reviewers', full_name='codereview.UploadBundleResponse.invalid_reviewers', index=2,
+      number=12, type=9, cpp_type=9, label=3,
+      default_value=[],
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      options=None),
+    descriptor.FieldDescriptor(
+      name='invalid_cc', full_name='codereview.UploadBundleResponse.invalid_cc', index=3,
+      number=13, type=9, cpp_type=9, label=3,
+      default_value=[],
+      message_type=None, enum_type=None, containing_type=None,
+      is_extension=False, extension_scope=None,
+      options=None),
   ],
   extensions=[
   ],