Steps to reproduce:
1. Open user attached project
2. Build & Run to a mobile device
3. Observe that the video gets stuck before loading to the middle and resets after the video time finishes

Expected result: video loaded from url should play properly

Reproduced in: 2019.2.0a3, 2019.2.0a2, 2019.1.0b2, 2018.3.0b7
Reproduced HttpClient.GetStringAsync hanging on Android: 2019.2.0a1, 2019.1.0b2, 2018.3.0b7

Tested devices:
Reproduced:
iPhone 6S Plus (iOS 11.4.1)
Reproduced video getting stuck in the middle and HttpClient.GetStringAsync hanging:
VLNQA00220, Samsung Galaxy Note9 (SM-N960F), Android 8.1.0, CPU: Exynos 9 Series 9810, GPU: Mali-G72
VLNQA00023, Xiaomi Mi 4i (Mi 4i), Android 5.0.2, CPU: Snapdragon 410 MSM8916, GPU: Adreno (TM) 405
VLNQA00022, Xiaomi Redmi Note 3 (Redmi Note 3), Android 5.1.1, CPU: Snapdragon 617 MSM8952, GPU: Adreno (TM) 510