[Devil] Replace generated Devil config with jinja template.

build/android/gyp_devil_jinja_processor.py

Index: build/android/gyp_devil_jinja_processor.py
diff --git a/build/android/gyp_devil_jinja_processor.py b/build/android/gyp_devil_jinja_processor.py
new file mode 100755
index 0000000000000000000000000000000000000000..0c65cfcb351d0250e6473a027d26c3d33ad5ec20
--- /dev/null
+++ b/build/android/gyp_devil_jinja_processor.py
@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+# 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.
+
+"""Special script for processing the devil config jinja file.
+
+This script is needed because the PRODUCT_DIR is not known at gyp time. Many of
+the jinja variables for the devil template are directories relative to the
+PRODUCT_DIR. These paths cannot be computed at gyp time and need a separate
+script.
+"""
+
+# TODO(mikecase): Delete this script once GYP is removed.
+
+import argparse
+import os
+import subprocess
+import sys
+
+JINJA_TEMPLATE_SCRIPT = os.path.join(os.path.dirname(__file__),
+                                    'gyp', 'jinja_template.py')
+
+def DevilJinjaProcessor(args):
+
+  gen_dir = os.path.join(args.product_dir, 'gen')
+
+  rebased_android_sdk_root = os.path.relpath(args.android_sdk_root, gen_dir)
+  rebased_product_dir = os.path.relpath(args.product_dir, gen_dir)
+
+  variables = ['android_app_abi=%s' % args.android_abi,
+               'android_sdk_root=%s' % rebased_android_sdk_root,
+               'build_tools_version=%s' % args.build_tools_version,
+               'output_dir=%s' % rebased_product_dir]
+
+  output_file = os.path.join(gen_dir, 'devil_chromium.json')
+
+  cmd = [JINJA_TEMPLATE_SCRIPT,
+         '--inputs', args.input_file_path,
+         '--output', output_file,
+         '--variables', ' '.join(variables)]
+
+  subprocess.call(cmd)
+
+def main():
+  parser = argparse.ArgumentParser()
+
+  parser.add_argument('--android-abi', required=True,
+                      help='Android app abi, e.g. armeabi-v7a.')
+  parser.add_argument('--android-sdk-root', required=True,
+                      help='Path to the android sdk root.')
+  parser.add_argument('--build-tools-version', required=True,
+                      help='Android build tools version.')
+  parser.add_argument('--input-file-path', required=True,
+                      help='Path to input template file.')
+  parser.add_argument('--output-file-name', required=True,
+                      help='Name of generated file. Will be put in gen/ '
+                           'under product directory.')
+  parser.add_argument('--product-dir', required=True,
+                      help='Path to product directory.')
+
+  args = parser.parse_args()
+  DevilJinjaProcessor(args)
+
+if __name__ == '__main__':
+  sys.exit(main())