Add vulkan sdk to CIPD

BUG=skia:5427
GOLD_TRYBOT_URL= https://gold.skia.org/search?issue=2164953002

Review-Url: https://codereview.chromium.org/2164953002

infra/bots/assets/win_vulkan_sdk/README.md

@@ -0,0 +1,7 @@
+To create the vulkan sdk asset:
+
+Install the vulkan sdk from https://vulkan.lunarg.com/signin on a windows machine
+
+The default install dir is C:\VulkanSDK\VERSION
+
+When uploading the CIPD asset, use -t C:\VulkanSDK\VERSION

infra/bots/assets/win_vulkan_sdk/VERSION

@@ -0,0 +1 @@
+0

infra/bots/assets/win_vulkan_sdk/common.py

@@ -0,0 +1,26 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+"""Common vars used by scripts in this directory."""
+
+
+import os
+import sys
+
+FILE_DIR = os.path.dirname(os.path.abspath(__file__))
+INFRA_BOTS_DIR = os.path.realpath(os.path.join(FILE_DIR, os.pardir, os.pardir))
+
+sys.path.insert(0, INFRA_BOTS_DIR)
+from assets import assets
+
+ASSET_NAME = os.path.basename(FILE_DIR)
+
+
+def run(cmd):
+  """Run a command, eg. "upload" or "download". """
+  assets.main([cmd, ASSET_NAME] + sys.argv[1:])

infra/bots/assets/win_vulkan_sdk/download.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+"""Download the current version of the asset."""
+
+
+import common
+
+
+if __name__ == '__main__':
+  common.run('download')

infra/bots/assets/win_vulkan_sdk/upload.py

@@ -0,0 +1,16 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+
+"""Upload a new version of the asset."""
+
+
+import common
+
+
+if __name__ == '__main__':
+  common.run('upload')