Merge pull request #5179 from opengisch/drawing_undo #7155

Job	Run time
build (arm64-android, android_arm64_v8a, OFF, android-arm64)	11m 1s
build (arm64-android, android_arm64_v8a, ON, android-arm64)	10m 26s
build (arm-neon-android, android_armv7, OFF, android-arm-neon)	11m 14s
build (arm-neon-android, android_armv7, ON, android-arm-neon)	10m 7s
build (x64-android, android_x86_64, OFF, android-x64)	11m 14s
build (x64-android, android_x86_64, ON, android-x64)	11m 5s
build (x86-android, android_x86, OFF, android-x86)	10m 51s
build (x86-android, android_x86, ON, android-x86)	9m 55s
comment (commit)	4s
deploy to play store	1m 5s
comment (pr)	0s
	1h 27m 2s

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