Enable Pixel_Video_MP4 for Android SkiaRenderer GL (Nexus 5X)

Bug: 1052874
Change-Id: I2696746cc5925d63afc2f86ec306beb8c2b43dee
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2090196Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Commit-Queue: Peng Huang <penghuang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#747841}

content/test/gpu/gpu_tests/test_expectations/pixel_expectations.txt

@@ -125,13 +125,6 @@ crbug.com/1029389 [ android qualcomm-adreno-(tm)-330 ] Pixel_PrecisionRoundedCor
 # Flakes on Nexus 5X.
 crbug.com/883500 [ android-chromium no-use-gl no-use-vulkan qualcomm-adreno-(tm)-418 ] Pixel_BackgroundImage [ RetryOnFailure ]
 
-# Skia Renderer EGL timeout on Nexus 5X, fails to load minidump
-crbug.com/1033121 [ android skia-renderer use-gl no-use-vulkan qualcomm-adreno-(tm)-418 ] Pixel_Video_MP4_FourColors_Aspect_4x3 [ Skip ]
-crbug.com/1033121 [ android skia-renderer use-gl no-use-vulkan qualcomm-adreno-(tm)-418 ] Pixel_Video_MP4_FourColors_Rot_180 [ Skip ]
-crbug.com/1033121 [ android skia-renderer use-gl no-use-vulkan qualcomm-adreno-(tm)-418 ] Pixel_Video_MP4_FourColors_Rot_270 [ Skip ]
-crbug.com/1033121 [ android skia-renderer use-gl no-use-vulkan qualcomm-adreno-(tm)-418 ] Pixel_Video_MP4_FourColors_Rot_90 [ Skip ]
-crbug.com/1041856 [ android skia-renderer use-gl no-use-vulkan qualcomm-adreno-(tm)-418 ] Pixel_Video_MP4 [ Skip ]
-
 # We do not have software H.264 decoding on Android, so it can't survive a
 # context loss which results in hardware decoder loss.
 crbug.com/580386 [ android ] Pixel_Video_Context_Loss_MP4 [ Skip ]