How to reproduce:
1. Open attached "VideoIssue"
2. Add Daydream as primary Virtual Reality SDK
3. Build and run project on Android device
4. After launching application, play one of the available videos

Expected result - Video is played
Actual result - Video is not played and "OPENGL NATIVE PLUG-IN ERROR: GL_INVALID_OPERATION: Operation illegal in current state" errors are thrown in logcat

Reproducible with - 2019.1.0a1, 2018.3.0b1, 2018.2.0a1

Note - Does not happen with Multi-Pass stereo rendering method

This issue is caused by the fact that Google's GVR shader for video playback is not stereo-aware. Google was contacted to fix the issue in their package repository.

DUT:
Reproducible with:
VLNQA00124, Google Pixel 2 XL (Pixel 2 XL), 8.1.0, CPU: Snapdragon 835 MSM8998, GPU: Adreno (TM) 540
VLNQA00018, Google Pixel (Pixel), 8.1.0, CPU: Snapdragon 821 MSM8996 Pro, GPU: Adreno (TM) 530

Not reproducible with:
VLNQA00143, Samsung Galaxy S9+ (SM-G965U1), 8.0.0, CPU: Snapdragon 845 SDM845, GPU: Adreno (TM) 630
VLNQA00164, Samsung Galaxy S8 (SM-G950F), 8.0.0, CPU: Exynos 9 Octa 8895, GPU: Mali-G71
VLNQA00005, Samsung Galaxy S7 (SM-G930V), 7.0, CPU: Snapdragon 820 MSM8996, GPU: Adreno (TM) 530 (Tested with Cardboard)
VLNQA00163, Lge V30 (LG-H930), 8.0.0, CPU: Snapdragon 835 MSM8998, GPU: Adreno (TM) 540