Merge pull request #2179 from chinmaygarde/master

Build script used by builders to package the unified Xcode project

travis/build_xcode_sdk.sh

+#!/usr/bin/env bash
+# Copyright 2015 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.
+
+set -ex
+
+GOMA_FLAGS="-j900"
+if [[ -z "$GOMA_DIR" ]]; then
+  GOMA_FLAGS=""
+fi
+
+# Remove all previous build artifacts
+rm -rf out/
+
+# Configure and build the iOS Simulator target
+sky/tools/gn --ios --release --simulator
+ninja -C out/ios_sim_Release ${GOMA_FLAGS}
+
+# Configure and build the iOS Device target
+sky/tools/gn --ios --release
+ninja -C out/ios_Release ${GOMA_FLAGS}
+
+# Create the directory for the merged project
+mkdir -p out/FlutterXcode
+
+# Merge build artifacts
+cp -R out/ios_sim_Release/Flutter out/FlutterXcode
+cp -R out/ios_Release/Flutter out/FlutterXcode
+
+# Package it into a ZIP file for the builder to upload to cloud storage
+pushd out/FlutterXcode
+zip -r FlutterXcode.zip Flutter
+popd