Nothing is rendered by ARCamera on Samsung Mobiles when build created with Vuforia AR.

Steps to Repro:
1. Create a new project.
2. Import Vuforia Core Samples from the Asset Store and enable Vuforia in the Player Settings.
3. Deploy to a device with all scenes from SamplesScenes folder in "Scenes in Build" under Build Settings.
4. Run all scene and observe camera doesn't enable

Expected Result:
Device camera should enable for scanning

Actual result:
Device camera doesn't enable

Environment:
Occurring on Windows 10, Mac 10.13.

Occurring with:
2018.2.0b8, 2018.2.0b2, 2018.2.0b1, 2018.2.0a9

Working fine on:
2018.1.0f1, 2018.1.0b13

Note:
1. Camera not enabling on Samsung devices
1. Samsung Galaxy S8
OS: Android 8.0 (Oreo)
GPU: Mali-G71 MP20
CPU: Octa-core (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53)
2. Samsung Galaxy S8+
OS: Android 8.0 (Oreo)
GPU: Mali-G71 MP20
CPU: Octa-core (4x2.3 GHz Mongoose M2 & 4x1.7 GHz Cortex-A53)
3. Samsung Galaxy S7 Edge
OS: Android 7.0 (Nougat)
GPU: Adreno 530
CPU: Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
4.Samsung Galaxy S6 Edge.
OS: Android 7.0 (Nougat)
GPU: Mali-T760MP8
CPU: Octa-core (4x2.1 GHz Cortex-A57 & 4x1.5 GHz Cortex-A53)

2. Working fine on other devices
1. Google Pixel 2
OS: Android 8.0
GPU: Adreno 540
CPU: Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
2. HTC Nexus 9
OS: Android 8.0
GPU: Kepler DX1
CPU: Dual-core 2.3 GHz Denver
3. OnePlus 3T
OS: Android 8.0 (Oreo)
GPU: Adreno 530
CPU: Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo)
4. Redmi 4
OS: Android 6.0.1 (Marshmallow),
GPU: Adreno 505
CPU: Octa-core 1.4 GHz Cortex-A53
5. Oppo A57
OS: Android 6.0 (Marshmallow)
GPU: Adreno 505
CPU: Octa-core 1.4 GHz Cortex-A53
6. Iphone 7-Plus (for Open GLES 2 & Open GLES 3 Graphic API)