SDK: We also need some stuff from mojo/public/python.

sdk_build/data/cpp/cpp.sdk

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This file contains steps for "building" a C/C++ SDK. It is processed by
 # //mojo/sdk_build/build_sdk.py.
 # TODO(vtl): This isn't done yet.
 
 EXCLUDE_FILES=[".*", "*.gn", "*.gni", "PRESUBMIT.py", "*_win.*"]
 EXCLUDE_PATHS=["*/tests/*"]
@@ skipping 26 matching lines @@
         recursive=True,
         exclude_file_patterns=EXCLUDE_FILES,
         exclude_path_patterns=EXCLUDE_PATHS+["*/mojom_tests/*"])
 # The generators need jinja2, which needs markupsafe. Sigh.
 CopyDir("mojo/public/third_party/jinja2",
         "third_party/mojo/public/third_party/jinja2",
         recursive=True)
 CopyDir("mojo/public/third_party/markupsafe",
         "third_party/mojo/public/third_party/markupsafe",
         recursive=True)
+# We currently need some stuff to glue the mojom parser to the generators.
+CopyDir("mojo/public/python/dummy_mojo_system",
+        "third_party/mojo/public/python/dummy_mojo_system",
+        recursive=True)
+CopyDir("mojo/public/python/mojo_bindings",
+        "third_party/mojo/public/python/mojo_bindings",
+        recursive=True)
+
+# Scripts to download binaries.
+CopyFiles(["sdk_build/data/common/download_file_from_google_storage.py",
+           "sdk_build/data/common/download_mojom_parser.sh"],
+          "third_party/mojo_sdk_setup")
 
 # Seed an example.
 CopyDir("examples/hello_mojo",
         "examples/hello_mojo",
         recursive=True,
         exclude_file_patterns=EXCLUDE_FILES)
-
-# Scripts to download binaries.
-CopyFiles(["sdk_build/data/common/download_file_from_google_storage.py",
-           "sdk_build/data/common/download_mojom_parser.sh"],
-          "third_party/mojo_sdk_setup")