Set up Cobalt build acceleration with RBE #17732

Job	Run time
android-arm64 / initialize	1m 17s
chromium_android-arm64 / initialize	1m 16s
android-arm / initialize	1m 13s
chromium_android-x86 / initialize	1m 15s
chromium_android-arm / initialize	1m 16s
android-x86 / initialize	1m 15s
android-arm / docker-build-image	4m 7s
chromium_android-x86 / docker-build-image	3m 51s
chromium_android-arm64 / docker-build-image	4m 14s
chromium_android-arm / docker-build-image	3m 59s
android-x86 / docker-build-image	4m 4s
android-arm64 / docker-build-image	3m 52s
chromium_android-x86 / x86_devel	14m 24s
chromium_android-x86 / x86_qa	14m 23s
chromium_android-x86 / x86_gold	14m 22s
android-arm64 / arm64_devel	14m 22s
android-arm64 / arm64_qa	14m 20s
android-arm64 / arm64_gold	14m 20s
chromium_android-arm / arm_devel	14m 15s
chromium_android-arm / arm_qa	14m 14s
chromium_android-arm / arm_gold	14m 13s
android-x86 / x86_devel	14m 13s
android-x86 / x86_qa	14m 10s
android-x86 / x86_gold	14m 11s
android-arm / arm_devel	14m 11s
android-arm / arm_qa	14m 12s
android-arm / arm_gold	14m 10s
chromium_android-arm64 / arm64_devel	14m 4s
chromium_android-arm64 / arm64_qa	14m 6s
chromium_android-arm64 / arm64_gold	14m 4s
chromium_android-x86 / ${{ matrix.name }}_tests	1s
android-arm64 / ${{ matrix.name }}_tests	1s
android-x86 / ${{ matrix.name }}_tests	1s
chromium_android-arm / ${{ matrix.name }}_tests	1s
android-arm / ${{ matrix.name }}_tests	1s
chromium_android-arm64 / ${{ matrix.name }}_tests	1s
	4h 47m 59s

Provide feedback