LayoutTests/scrollbars/custom-scrollbar-changing-style-relayout-scrollablearea.html - Issue 708283002: RLSA needsLayout on customscrollbar thickness change.

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Side by Side Diff: LayoutTests/scrollbars/custom-scrollbar-changing-style-relayout-scrollablearea.html

Issue 708283002: RLSA needsLayout on customscrollbar thickness change. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: added testcase Created 6 years, 1 month ago

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	1 <!DOCTYPE html>

	2 <style>

	3 ::-webkit-scrollbar {

	4 width: 10px

	5 }

	6 ::-webkit-scrollbar-thumb {

	7 background: rgba(255,0,0,0.8);

	8 }

	9 div {

	10 overflow-y: scroll;

	11 }

	12 </style>

	13 <div style="height:300px;width:300px">

	14 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	15 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	16 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	17 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	18 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	19 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	20 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	21 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	22 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	23 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	24 The quick brown fox jumps over the lazy dog The quick brown fox jumps over the l azy dog

	25 </div>

	26 <script>

	27 var styleElement = document.createElement("style");

	28 var sheet = document.head.appendChild(styleElement).sheet;

	29 function addRule(selector, css){

	30 var propText = Object.keys(css).map(function(p){

	31 return p+":"+css[p]

	32 }).join(";");

	33 sheet.insertRule(selector + "{" + propText + "}", sheet.cssRules.length);

	34 };

	35 document.body.offsetTop;

	36 addRule("::-webkit-scrollbar", {width: "200px",});

	37 if (window.testRunner)

	38 testRunner.dumpAsTextWithPixelResults();

	39 </script>

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