Building Chromium for Android
How to build chromium for Android.
Download Tools
sudo apt install python git
git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
export PATH="$PATH:/path/to/depot_tools"
Get Chromium Project
mkdir chromium
cd chromium
fetch --nohooks android
cd src
git fetch --tags
git checkout 99.0.4844.73
gclient sync -D --with_branch_heads --with_tags --jobs 32
third_party/android_deps/fetch_all.py
Install dependencies
./build/install-build-deps-android.sh
Setting up the build
Create args.gn
mkdir -p out/Default
cat <<EOF > out/Default/args.gn
target_os = "android"
target_cpu = "arm64"
android_channel = "stable"
android_default_version_name = "99.0.4844.73"
android_default_version_code = "484407300"
is_component_build = false
is_debug = false
is_official_build = true
symbol_level = 1
disable_fieldtrial_testing_config = true
dfmify_dev_ui = false
disable_autofill_assistant_dfm = true
disable_tab_ui_dfm = true
ffmpeg_branding = "Chrome"
proprietary_codecs = true
is_cfi = true
use_cfi_cast = true
enable_gvr_services = false
enable_remoting = false
enable_reporting = true
EOF
If you want to build the chromium for debugging or to fuzz with libfuzzer change or add the following
is_asan=true
is_msan=true
is_ubsan_security=true
is_debug=true
dcheck_always_on=true
is_java_debug=true
is_component_build=true
use_libfuzzer=true
GN build configuration
gn gen out/Default
Build
The following command is used to build Trichrome for Android Q.
autoninja -C out/Default trichrome_chrome_bundle
The following command is used to build Monochrome, which provides both Chromium and the WebView for Android N - P
autoninja -C out/Default monochrome_public_bundle
The apk that we have compiled is supported on Devices with minSdkVersion=24 (Nougat), if you have older device use one of the following command.
for devices with minSdkVersion=19 (KitKat) and above use
autoninja -C out/Default chrome_public_apk
or for devices with minSdkVersion=21 (Lollipop) and above use
autoninja -C out/Default chrome_modern_public_bundle
Install to Device
adb install out/Default/apks/MonochromePublic.apk
Running a test
out/Default/bin/monochrome_public_apk launch http://google.com
Logging and debugging
You can see the logs with adb logcat when you will install the chrome apk or with
out/Default/bin/monochrome_public_apk logcat [-v]
Debugging Java and c/c++ code
C/C++ Debugger
out/Default/bin/monochrome_public_apk gdb
Java Debugger
out/Default/bin/monochrome_public_apk run --wait-for-java-debugger
Symbolizing Crash Stacks and Tombstones (C++)
build/android/tombstones.py --output-directory out/Default
adb logcat -d | third_party/android_platform/development/scripts/stack --output-directory out/Default