| OLD | NEW |
|---|
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <html> | 2 <html> |
| 3 <head> | 3 <head> |
| 4 <style> | 4 <style> |
| 5 #container { | 5 #container { |
| 6 width: 200px; | 6 width: 200px; |
| 7 height: 200px; | 7 height: 200px; |
| 8 overflow: auto; | 8 overflow: auto; |
| 9 } | 9 } |
| 10 | 10 |
| 11 #content { | 11 #content { |
| 12 width: 100px; | 12 width: 100px; |
| 13 height: 100px; | 13 height: 100px; |
| 14 background-color: yellow; | 14 background-color: yellow; |
| 15 } | 15 } |
| 16 </style> | 16 </style> |
| 17 | 17 |
| 18 <script type="text/javascript" charset="utf-8"> | 18 <script type="text/javascript" charset="utf-8"> |
| 19 if (window.testRunner) | 19 if (window.testRunner) |
| 20 testRunner.dumpAsText(); | 20 testRunner.dumpAsText(); |
| 21 | 21 |
| 22 if (window.internals) | 22 if (window.internals) |
| 23 window.internals.settings.setAcceleratedCompositingForOverflowScrollEnable
d(true); | 23 window.internals.settings.setAcceleratedCompositingForOverflowScrollEnable
d(true); |
| 24 | 24 |
| 25 function doTest() | 25 function doTest() |
| 26 { | 26 { |
| 27 document.getElementById('content').style.height = '1000px'; | 27 document.getElementById('content').style.height = '1000px'; |
| 28 document.body.offsetHeight; | |
| 29 | 28 |
| 30 if (window.internals) | 29 if (window.internals) { |
| 30 window.internals.forceCompositingUpdate(document); |
| 31 document.getElementById('result').innerText = window.internals.nonFastSc
rollableRects(document).length ? "FAIL" : "PASS"; | 31 document.getElementById('result').innerText = window.internals.nonFastSc
rollableRects(document).length ? "FAIL" : "PASS"; |
| 32 } |
| 32 } | 33 } |
| 33 | 34 |
| 34 window.addEventListener('load', doTest, false); | 35 window.addEventListener('load', doTest, false); |
| 35 </script> | 36 </script> |
| 36 </head> | 37 </head> |
| 37 | 38 |
| 38 <body> | 39 <body> |
| 39 <div id="container"> | 40 <div id="container"> |
| 40 <div id="content"></div> | 41 <div id="content"></div> |
| 41 </div> | 42 </div> |
| 42 <pre id="result"></pre> | 43 <pre id="result"></pre> |
| 43 </body> | 44 </body> |
| 44 </html> | 45 </html> |
| 45 | 46 |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 26110004:
Defer the real work in updateCompositingLayers until it's really needed. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk