1 files changed, 67 insertions, 0 deletions
diff --git a/third_party/libwebrtc/build/android/gyp/desugar.py b/third_party/libwebrtc/build/android/gyp/desugar.py
new file mode 100755
index 0000000000..87eb1590a5
--- /dev/null
+++ b/third_party/libwebrtc/build/android/gyp/desugar.py
@@ -0,0 +1,67 @@
+#!/usr/bin/env python3
+#
+# Copyright 2017 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.
+
+import argparse
+import os
+import sys
+
+from util import build_utils
+
+
+def main():
+  args = build_utils.ExpandFileArgs(sys.argv[1:])
+  parser = argparse.ArgumentParser()
+  build_utils.AddDepfileOption(parser)
+  parser.add_argument('--desugar-jar', required=True,
+                      help='Path to Desugar.jar.')
+  parser.add_argument('--input-jar', required=True,
+                      help='Jar input path to include .class files from.')
+  parser.add_argument('--output-jar', required=True,
+                      help='Jar output path.')
+  parser.add_argument('--classpath',
+                      action='append',
+                      required=True,
+                      help='Classpath.')
+  parser.add_argument('--bootclasspath', required=True,
+                      help='Path to javac bootclasspath interface jar.')
+  parser.add_argument('--warnings-as-errors',
+                      action='store_true',
+                      help='Treat all warnings as errors.')
+  options = parser.parse_args(args)
+
+  options.bootclasspath = build_utils.ParseGnList(options.bootclasspath)
+  options.classpath = build_utils.ParseGnList(options.classpath)
+
+  cmd = build_utils.JavaCmd(options.warnings_as_errors) + [
+      '-jar',
+      options.desugar_jar,
+      '--input',
+      options.input_jar,
+      '--output',
+      options.output_jar,
+      '--generate_base_classes_for_default_methods',
+      # Don't include try-with-resources files in every .jar. Instead, they
+      # are included via //third_party/bazel/desugar:desugar_runtime_java.
+      '--desugar_try_with_resources_omit_runtime_classes',
+  ]
+  for path in options.bootclasspath:
+    cmd += ['--bootclasspath_entry', path]
+  for path in options.classpath:
+    cmd += ['--classpath_entry', path]
+  build_utils.CheckOutput(
+      cmd,
+      print_stdout=False,
+      stderr_filter=build_utils.FilterReflectiveAccessJavaWarnings,
+      fail_on_output=options.warnings_as_errors)
+
+  if options.depfile:
+    build_utils.WriteDepfile(options.depfile,
+                             options.output_jar,
+                             inputs=options.bootclasspath + options.classpath)
+
+
+if __name__ == '__main__':
+  sys.exit(main())