Import wpt@eeecf3e14368d4ab5221cde688003dedeca30dba

third_party/WebKit/LayoutTests/imported/wpt/ci_built_diff.sh

Index: third_party/WebKit/LayoutTests/imported/wpt/ci_built_diff.sh
diff --git a/third_party/WebKit/LayoutTests/imported/wpt/ci_built_diff.sh b/third_party/WebKit/LayoutTests/imported/wpt/ci_built_diff.sh
new file mode 100644
index 0000000000000000000000000000000000000000..112d169417eaaae02d6a1d117ab28f4daf259b22
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/imported/wpt/ci_built_diff.sh
@@ -0,0 +1,17 @@
+set -ex
+
+# Diff PNGs based on pixel-for-pixel identity
+echo -e '[diff "img"]\n  textconv = identify -quiet -format "%#"' >> .git/config
+echo -e '*.png diff=img' >> .git/info/attributes
+
+# Exclude tests that rely on font rendering
+excluded=(
+    '2dcontext/drawing-text-to-the-canvas/2d.text.draw.fill.basic.png'
+    '2dcontext/drawing-text-to-the-canvas/2d.text.draw.fill.maxWidth.large.png'
+    '2dcontext/drawing-text-to-the-canvas/2d.text.draw.fill.rtl.png'
+    '2dcontext/drawing-text-to-the-canvas/2d.text.draw.stroke.basic.png'
+)
+
+./update-built-tests.sh
+git update-index --assume-unchanged ${excluded[*]}
+git diff --exit-code