Escape newline in subtest name and message

newline will have semantics meaning in the new baseline format.

Bug: 1481730
Change-Id: Id51b10365ac5bc473ab5487d7235770923050a8f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4935620
Commit-Queue: Weizhong Xia <weizhong@google.com>
Reviewed-by: Xianzhu Wang <wangxianzhu@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1209463}

third_party/blink/web_tests/editing/execCommand/insert-paragraph-into-table-expected.txt

@@ -1,7 +1,4 @@
 This is a testharness.js-based test.
-FAIL This InsertParagraph non-table layout item into table layout. editing/execCommand/insert-paragraph-into-table.html:7:11)
-	 expected <div contenteditable><table><tbody><tr><td style="display:inline-block"><ruby><rt>a</rt></ruby></td></tr><tr><font size="1">|<br></font></tr></tbody></table></div>,
-	 but got  <div contenteditable><table><tbody><tr><td style="display:inline-block"><ruby><rt>a</rt></ruby></td></tr><tr><span style="font-size: 8px;">|<br></span></tr></tbody></table></div>,
-	 sameupto <div contenteditable><table><tbody><tr><td style="display:inline-block"><ruby><rt>a</rt></ruby></td></tr><tr><
+FAIL This InsertParagraph non-table layout item into table layout. editing/execCommand/insert-paragraph-into-table.html:7:11)\n	 expected <div contenteditable><table><tbody><tr><td style="display:inline-block"><ruby><rt>a</rt></ruby></td></tr><tr><font size="1">|<br></font></tr></tbody></table></div>,\n	 but got  <div contenteditable><table><tbody><tr><td style="display:inline-block"><ruby><rt>a</rt></ruby></td></tr><tr><span style="font-size: 8px;">|<br></span></tr></tbody></table></div>,\n	 sameupto <div contenteditable><table><tbody><tr><td style="display:inline-block"><ruby><rt>a</rt></ruby></td></tr><tr><
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/css/css-anchor-position/anchor-name-multicol-003-expected.txt

@@ -1,7 +1,5 @@
 This is a testharness.js-based test.
-FAIL .target 1 assert_equals: 
-<div class="target" data-expected-width="70" data-expected-height="50"></div>
-width expected 70 but got 40
+FAIL .target 1 assert_equals: \n<div class="target" data-expected-width="70" data-expected-height="50"></div>\nwidth expected 70 but got 40
 PASS .target 2
 PASS .target 3
 PASS .target 4

third_party/blink/web_tests/external/wpt/css/css-anchor-position/anchor-position-multicol-003-expected.txt

@@ -1,12 +1,8 @@
 This is a testharness.js-based test.
-FAIL .target 1 assert_equals: 
-<div class="target" data-expected-height="50"></div>
-height expected 50 but got 0
+FAIL .target 1 assert_equals: \n<div class="target" data-expected-height="50"></div>\nheight expected 50 but got 0
 PASS .target 2
 PASS .target 3
-FAIL .target 4 assert_equals: 
-<div class="target" data-expected-height="50"></div>
-height expected 50 but got 0
+FAIL .target 4 assert_equals: \n<div class="target" data-expected-height="50"></div>\nheight expected 50 but got 0
 PASS .target 5
 PASS .target 6
 PASS .target 7

third_party/blink/web_tests/external/wpt/css/css-anchor-position/anchor-position-multicol-fixed-001-expected.txt

@@ -1,7 +1,5 @@
 This is a testharness.js-based test.
-FAIL .target 1 assert_equals: 
-<div class="target" data-offset-x="10" data-offset-y="20" data-expected-width="130" data-expected-height="50"></div>
-width expected 130 but got 40
+FAIL .target 1 assert_equals: \n<div class="target" data-offset-x="10" data-offset-y="20" data-expected-width="130" data-expected-height="50"></div>\nwidth expected 130 but got 40
 PASS .target 2
 PASS .target 3
 PASS .target 4

third_party/blink/web_tests/external/wpt/css/css-box/margin-trim/computed-margin-values/block-container-block-end-expected.txt

@@ -1,6 +1,4 @@
 This is a testharness.js-based test.
-FAIL item 1 assert_equals: 
-<item data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
+FAIL item 1 assert_equals: \n<item data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/css/css-box/margin-trim/computed-margin-values/block-container-block-end-nested-child-expected.txt

@@ -1,53 +1,14 @@
 This is a testharness.js-based test.
 PASS item 1
-FAIL item 2 assert_equals: 
-<item data-expected-margin-bottom="0" style="block-size: auto;">
-                <div><item data-expected-margin-bottom="10"></item></div>
-                <div>
-                    <item data-expected-margin-bottom="0" style="block-size: auto;">
-                        <div><item data-expected-margin-bottom="0"></item></div>
-                    </item>
-                    <item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item>
-                </div>
-                <item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                </item>
-            </item>
-margin-bottom expected "0" but got "10"
+FAIL item 2 assert_equals: \n<item data-expected-margin-bottom="0" style="block-size: auto;">\n                <div><item data-expected-margin-bottom="10"></item></div>\n                <div>\n                    <item data-expected-margin-bottom="0" style="block-size: auto;">\n                        <div><item data-expected-margin-bottom="0"></item></div>\n                    </item>\n                    <item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item>\n                </div>\n                <item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                </item>\n            </item>\nmargin-bottom expected "0" but got "10"
 PASS item 3
-FAIL item 4 assert_equals: 
-<item data-expected-margin-bottom="0" style="block-size: auto;">
-                        <div><item data-expected-margin-bottom="0"></item></div>
-                    </item>
-margin-bottom expected "0" but got "10"
-FAIL item 5 assert_equals: 
-<item data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 6 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item>
-margin-bottom expected "0" but got "10"
-FAIL item 7 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 8 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                </item>
-margin-bottom expected "0" but got "10"
-FAIL item 9 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 10 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-            </item>
-margin-bottom expected "0" but got "10"
-FAIL item 11 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
+FAIL item 4 assert_equals: \n<item data-expected-margin-bottom="0" style="block-size: auto;">\n                        <div><item data-expected-margin-bottom="0"></item></div>\n                    </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 5 assert_equals: \n<item data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 6 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 7 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 8 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 9 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 10 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n            </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 11 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/css/css-box/margin-trim/computed-margin-values/block-container-block-end-with-self-collapsing-children-expected.txt

@@ -1,98 +1,21 @@
 This is a testharness.js-based test.
 PASS item 1
-FAIL item 2 assert_equals: 
-<item data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 3 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                <div><item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item></div>
-                </item></div>
-                <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-            </item>
-margin-bottom expected "0" but got "10"
-FAIL item 4 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item></div>
-                </item>
-margin-bottom expected "0" but got "10"
-FAIL item 5 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item>
-margin-bottom expected "0" but got "10"
-FAIL item 6 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 7 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 8 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 9 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                <div><item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    <div><item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item></div>
-                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                </item></div>
-                <div><item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item></div>
-                </item></div>
-            </item>
-margin-bottom expected "0" but got "10"
-FAIL item 10 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    <div><item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item></div>
-                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                </item>
-margin-bottom expected "0" but got "10"
-FAIL item 11 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 12 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item>
-margin-bottom expected "0" but got "10"
-FAIL item 13 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 14 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 15 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                    <div><item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item></div>
-                </item>
-margin-bottom expected "0" but got "10"
-FAIL item 16 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0">
-                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>
-                    </item>
-margin-bottom expected "0" but got "10"
-FAIL item 17 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
-FAIL item 18 assert_equals: 
-<item class="collapsed" data-expected-margin-bottom="0"></item>
-margin-bottom expected "0" but got "10"
+FAIL item 2 assert_equals: \n<item data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 3 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                <div><item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item></div>\n                </item></div>\n                <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n            </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 4 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item></div>\n                </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 5 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 6 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 7 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 8 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 9 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                <div><item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    <div><item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item></div>\n                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                </item></div>\n                <div><item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item></div>\n                </item></div>\n            </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 10 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    <div><item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item></div>\n                    <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 11 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 12 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 13 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 14 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 15 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                    <div><item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item></div>\n                </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 16 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0">\n                        <div><item class="collapsed" data-expected-margin-bottom="0"></item></div>\n                    </item>\nmargin-bottom expected "0" but got "10"
+FAIL item 17 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
+FAIL item 18 assert_equals: \n<item class="collapsed" data-expected-margin-bottom="0"></item>\nmargin-bottom expected "0" but got "10"
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/css/css-box/margin-trim/computed-margin-values/block-container-block-start-child-with-border-expected.txt

@@ -1,19 +1,7 @@
 This is a testharness.js-based test.
-FAIL item 1 assert_equals: 
-<item data-expected-margin-top="0" class="collapsed">
-            <item data-expected-margin-top="0" class="collapsed"></item>
-        </item>
-margin-top expected "0" but got "50"
-FAIL item 2 assert_equals: 
-<item data-expected-margin-top="0" class="collapsed"></item>
-margin-top expected "0" but got "50"
-FAIL item 3 assert_equals: 
-<item class="with-border-and-margin" data-expected-margin-top="0">
-            <item class="with-border-and-margin" data-expected-margin-top="30"></item>
-        </item>
-margin-top expected "0" but got "30"
-FAIL item 4 assert_equals: 
-<item class="with-border-and-margin" data-expected-margin-top="30"></item>
-margin-top expected "0" but got "30"
+FAIL item 1 assert_equals: \n<item data-expected-margin-top="0" class="collapsed">\n            <item data-expected-margin-top="0" class="collapsed"></item>\n        </item>\nmargin-top expected "0" but got "50"
+FAIL item 2 assert_equals: \n<item data-expected-margin-top="0" class="collapsed"></item>\nmargin-top expected "0" but got "50"
+FAIL item 3 assert_equals: \n<item class="with-border-and-margin" data-expected-margin-top="0">\n            <item class="with-border-and-margin" data-expected-margin-top="30"></item>\n        </item>\nmargin-top expected "0" but got "30"
+FAIL item 4 assert_equals: \n<item class="with-border-and-margin" data-expected-margin-top="30"></item>\nmargin-top expected "0" but got "30"
 Harness: the test ran to completion.
 

third_party/blink/web_tests/external/wpt/css/css-box/margin-trim/computed-margin-values/block-container-block-start-expected.txt

@@ -1,6 +1,4 @@
 This is a testharness.js-based test.
-FAIL item 1 assert_equals: 
-<item style="margin-top: 30px;" data-expected-margin-top="0"></item>
-margin-top expected "0" but got "30"
+FAIL item 1 assert_equals: \n<item style="margin-top: 30px;" data-expected-margin-top="0"></item>\nmargin-top expected "0" but got "30"
 Harness: the test ran to completion.