Add build-webview script

Change-Id: I12b13f85692e5834248acf761af9e6116576392b

build-webview/build-webview.sh

@@ -0,0 +1,144 @@
+#!/bin/bash
+
+chromium_version="72.0.3626.121"
+chromium_code="3626121"
+clean=0
+gsync=0
+supported_archs=(arm arm64 x86 x64)
+
+usage() {
+    echo "Usage:"
+    echo "  build_webview [ options ]"
+    echo
+    echo "  Options:"
+    echo "    -a <arch> Build specified arch"
+    echo "    -c Clean"
+    echo "    -h Show this message"
+    echo "    -r <release> Specify chromium release"
+    echo "    -s Sync"
+    echo
+    echo "  Example:"
+    echo "    build_webview -c -r $chromium_version:$chromium_code"
+    echo
+    exit 1
+}
+
+build() {
+    build_args=$args' target_cpu="'$1'"'
+
+    code=$chromium_code
+    if [ $1 '==' "arm" ]; then
+        code+=00
+    elif [ $1 '==' "arm64" ]; then
+        code+=50
+    elif [ $1 '==' "x86" ]; then
+        code+=10
+    elif [ $1 '==' "x64" ]; then
+        code+=60
+    fi
+    build_args+=' android_default_version_code="'$code'"'
+
+    gn gen "out/$1" --args="$build_args"
+    ninja -C out/$1 system_webview_apk
+    if [ "$?" -eq 0 ]; then
+        [ "$1" '==' "x64" ] && android_arch="x86_64" || android_arch=$1
+        cp out/$1/apks/SystemWebView.apk ../android_external_chromium-webview/prebuilt/$android_arch/webview.apk
+    fi
+}
+
+while getopts ":a:chr:s" opt; do
+    case $opt in
+        a) for arch in ${supported_archs[@]}; do
+               [ "$OPTARG" '==' "$arch" ] && build_arch="$OPTARG" || ((arch_try++))
+           done
+           if [ $arch_try -eq ${#supported_archs[@]} ]; then
+               echo "Unsupported ARCH: $OPTARG"
+               echo "Supported ARCHs: ${supported_archs[@]}"
+               exit 1
+           fi
+           ;;
+        c) clean=1 ;;
+        h) usage ;;
+        r) version=(${OPTARG//:/ })
+           chromium_version=$version[1]
+           chromium_code=$version[2]
+           ;;
+        s) gsync=1 ;;
+        :)
+          echo "Option -$OPTARG requires an argument"
+          echo
+          usage
+          ;;
+        \?)
+          echo "Invalid option:-$OPTARG"
+          echo
+          usage
+          ;;
+    esac
+done
+shift $((OPTIND-1))
+
+# Download android_external_chromium-webview
+if [ ! -d android_external_chromium-webview ]; then
+    git clone https://github.com/LineageOS/android_external_chromium-webview.git --depth 1
+fi
+
+# Add depot_tools to PATH
+if [ ! -d depot_tools ]; then
+    git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
+fi
+export PATH="$(pwd -P)/depot_tools:$PATH"
+
+if [ ! -d src ]; then
+    fetch android
+    yes | gclient sync -R -r $chromium_version
+fi
+
+if [ $gsync -eq 1 ]; then
+    find src -name index.lock -delete
+    yes | gclient sync -R -r $chromium_version
+fi
+cd src
+
+# Replace webview icon
+mkdir -p android_webview/apk/java/res/drawable-xxxhdpi
+cp chrome/android/java/res_chromium/mipmap-mdpi/app_icon.png android_webview/apk/java/res/drawable-mdpi/icon_webview.png
+cp chrome/android/java/res_chromium/mipmap-hdpi/app_icon.png android_webview/apk/java/res/drawable-hdpi/icon_webview.png
+cp chrome/android/java/res_chromium/mipmap-xhdpi/app_icon.png android_webview/apk/java/res/drawable-xhdpi/icon_webview.png
+cp chrome/android/java/res_chromium/mipmap-xxhdpi/app_icon.png android_webview/apk/java/res/drawable-xxhdpi/icon_webview.png
+cp chrome/android/java/res_chromium/mipmap-xxxhdpi/app_icon.png android_webview/apk/java/res/drawable-xxxhdpi/icon_webview.png
+
+# Apply our patches
+if [ $gsync -eq 1 ]; then
+    git am ../android_external_chromium-webview/patches/*
+fi
+
+# Build args
+args='target_os="android"'
+args+=' is_debug=false'
+args+=' is_official_build=true'
+args+=' is_chrome_branded=false'
+args+=' use_official_google_api_keys=false'
+args+=' ffmpeg_branding="Chrome"'
+args+=' proprietary_codecs=true'
+args+=' enable_resource_whitelist_generation=false'
+args+=' enable_remoting=true'
+args+=' is_component_build=false'
+args+=' symbol_level=0'
+args+=' enable_nacl=false'
+args+=' remove_webcore_debug_symbols=true'
+args+=' android_default_version_name="'$chromium_version'"'
+
+# Setup environment
+[ $clean -eq 1 ] && rm -rf out
+. build/android/envsetup.sh
+
+# Check target and build
+if [ -n "$build_arch" ]; then
+    build $build_arch
+else
+    build arm
+    build arm64
+    build x86
+    build x64
+fi