The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/4d3c601cfc71f45fe2514add64bb87254f3b2b6f

commit 4d3c601cfc71f45fe2514add64bb87254f3b2b6f
Author: Reza.Zakerinasab <zakerinasab@chromium.org>
Date: Mon Sep 25 15:18:18 2017

Refactor wpt/2dcontext/drawing-images-to-the-canvas/ layout tests:

This change refactors wpt/2dcontext/drawing-images-to-the-canvas/ layout tests:

- Merge the similar layout tests where the only difference is the color space of the source image (generic RGB vs sRGB)
- Replace reference tests with proper testharness tests
- Investigate the layout tests that are failing on Chromium

Bug:  766019 ,  765270 ,  765312 ,  763933 
Change-Id: Icd995d7c2752ea42440147cca1d1921ef3c797d9
Reviewed-on: https://chromium-review.googlesource.com/670023
Reviewed-by: Xida Chen <xidachen@chromium.org>
Commit-Queue: Mohammad Reza Zakerinasab <zakerinasab@chromium.org>
Cr-Commit-Position: refs/heads/master@{#504057}
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