Add a snapshot of flutter/engine/src/build to our sdk

build/android/setup.gyp

Index: build/android/setup.gyp
diff --git a/build/android/setup.gyp b/build/android/setup.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..0e1c2c4b492a7eafacb78c2cc9bfe94618ef8deb
--- /dev/null
+++ b/build/android/setup.gyp
@@ -0,0 +1,111 @@
+# Copyright (c) 2012 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.
+{
+  'conditions': [
+    ['component == "shared_library"', {
+      'targets': [
+        {
+          # These libraries from the Android ndk are required to be packaged with
+          # any APK that is built with them. build/java_apk.gypi expects any
+          # libraries that should be packaged with the apk to be in
+          # <(SHARED_LIB_DIR)
+          'target_name': 'copy_system_libraries',
+          'type': 'none',
+          'copies': [
+            {
+              'destination': '<(SHARED_LIB_DIR)/',
+              'files': [
+                '<(android_libcpp_libs_dir)/libc++_shared.so',
+              ],
+            },
+          ],
+        },
+      ],
+    }],
+  ],
+  'targets': [
+    {
+      'target_name': 'get_build_device_configurations',
+      'type': 'none',
+      'actions': [
+        {
+          'action_name': 'get configurations',
+          'inputs': [
+            'gyp/util/build_device.py',
+            'gyp/get_device_configuration.py',
+          ],
+          'outputs': [
+            '<(build_device_config_path)',
+            '<(build_device_config_path).fake',
+          ],
+          'action': [
+            'python', 'gyp/get_device_configuration.py',
+            '--output=<(build_device_config_path)',
+          ],
+        }
+      ],
+    },
+    {
+      # Target for creating common output build directories. Creating output
+      # dirs beforehand ensures that build scripts can assume these folders to
+      # exist and there are no race conditions resulting from build scripts
+      # trying to create these directories.
+      # The build/java.gypi target depends on this target.
+      'target_name': 'build_output_dirs',
+      'type': 'none',
+      'actions': [
+        {
+          'action_name': 'create_java_output_dirs',
+          'variables' : {
+            'output_dirs' : [
+              '<(PRODUCT_DIR)/apks',
+              '<(PRODUCT_DIR)/lib.java',
+              '<(PRODUCT_DIR)/test.lib.java',
+            ]
+          },
+          'inputs' : [],
+          # By not specifying any outputs, we ensure that this command isn't
+          # re-run when the output directories are touched (i.e. apks are
+          # written to them).
+          'outputs': [''],
+          'action': [
+            'mkdir',
+            '-p',
+            '<@(output_dirs)',
+          ],
+        },
+      ],
+    }, # build_output_dirs
+    {
+      'target_name': 'sun_tools_java',
+      'type': 'none',
+      'variables': {
+        'found_jar_path': '<(PRODUCT_DIR)/sun_tools_java/tools.jar',
+        'jar_path': '<(found_jar_path)',
+      },
+      'includes': [
+        '../../build/host_prebuilt_jar.gypi',
+      ],
+      'actions': [
+        {
+          'action_name': 'find_sun_tools_jar',
+          'variables' : {
+          },
+          'inputs' : [
+            'gyp/find_sun_tools_jar.py',
+            'gyp/util/build_utils.py',
+          ],
+          'outputs': [
+            '<(found_jar_path)',
+          ],
+          'action': [
+            'python', 'gyp/find_sun_tools_jar.py',
+            '--output', '<(found_jar_path)',
+          ],
+        },
+      ],
+    }, # sun_tools_java
+  ]
+}
+