IntersectionObserver: convert tests to testharness.js

third_party/WebKit/LayoutTests/intersection-observer/containing-block-expected.txt

Index: third_party/WebKit/LayoutTests/intersection-observer/containing-block-expected.txt
diff --git a/third_party/WebKit/LayoutTests/intersection-observer/containing-block-expected.txt b/third_party/WebKit/LayoutTests/intersection-observer/containing-block-expected.txt
deleted file mode 100644
index 94353bcb25526b3d6c354918b2f43f3d04e843c6..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/intersection-observer/containing-block-expected.txt
+++ /dev/null
@@ -1,40 +0,0 @@
-Test that no notifications are generated when root is not in the containing block chain of target.
-
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-
-PASS entries.length is 0
-PASS entries.length is 1
-PASS entries[0].boundingClientRect.left is 58
-PASS entries[0].boundingClientRect.right is 158
-PASS entries[0].boundingClientRect.top is 18
-PASS entries[0].boundingClientRect.bottom is 118
-PASS entries[0].intersectionRect.left is 58
-PASS entries[0].intersectionRect.right is 158
-PASS entries[0].intersectionRect.top is 18
-PASS entries[0].intersectionRect.bottom is 118
-PASS entries[0].rootBounds.left is 8
-PASS entries[0].rootBounds.right is 193
-PASS entries[0].rootBounds.top is 8
-PASS entries[0].rootBounds.bottom is 208
-PASS entries[0].target is [object HTMLDivElement]
-PASS entries.length is 2
-PASS entries[1].boundingClientRect.left is 58
-PASS entries[1].boundingClientRect.right is 158
-PASS entries[1].boundingClientRect.top is 258
-PASS entries[1].boundingClientRect.bottom is 358
-PASS entries[1].intersectionRect.left is 0
-PASS entries[1].intersectionRect.right is 0
-PASS entries[1].intersectionRect.top is 0
-PASS entries[1].intersectionRect.bottom is 0
-PASS entries[1].rootBounds.left is 8
-PASS entries[1].rootBounds.right is 193
-PASS entries[1].rootBounds.top is 8
-PASS entries[1].rootBounds.bottom is 208
-PASS entries[1].target is [object HTMLDivElement]
-PASS entries.length is 2
-PASS entries.length is 2
-PASS successfullyParsed is true
-
-TEST COMPLETE
-