Steps to reproduce:
1. Build any project for Android on an Oreo device
2. Open project and go into landscape mode
3. Minimize app to go to home screen
4. Click "Recent apps" button
5. Preview for the app is blank

Expected: The preview should show what was going on in the app like when you do the same steps for portrait mode
Actual: Preview is blank

Reproduced on: 5.6.5p1, 2017.1.3p1, 2017.2.1p3, 2017.3.0p4, 2018.1.0b5

Devices Under Test:
repro:
OnePlus ONEPLUS A3003*, OS:8.0.0, CPU:arm64-v8a, GPU:Adreno (TM) 530, Build:OnePlus/OnePlus3/OnePlus3T:8.0.0/OPR6.170623.013/12041042:user/release-keys
Google Pixel 2*, OS:8.1.0, CPU:arm64-v8a, GPU:Adreno (TM) 540, Build:google/walleye/walleye:8.1.0/OPM1.171019.013/4474084:user/release-keys

no repro:
Samsung SM G930F*, OS:7.0, CPU:arm64-v8a, GPU:Mali-T880, Build:samsung/heroltexx/herolte:7.0/NRD90M/G930FXXU1DQC4:user/release-keys
Htc HTC Desire 510*, OS:4.4.3, CPU:armeabi-v7a, GPU:Adreno (TM) 306, Build:htc/htc_europe/htc_a11ul:4.4.3/KTU84L/407309.7:user/release-keys