| OLD | NEW |
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <script> | 2 <script> |
| 3 function test() | 3 function test() |
| 4 { | 4 { |
| 5 if (!window.testRunner || !window.internals) | 5 if (!window.testRunner || !window.internals) |
| 6 return; | 6 return; |
| 7 | 7 |
| 8 testRunner.dumpAsText(); | 8 testRunner.dumpAsText(); |
| 9 document.body.offsetTop; | 9 document.body.offsetTop; |
| 10 internals.startTrackingRepaints(document); | 10 internals.startTrackingRepaints(document); |
| 11 | 11 |
| 12 document.getElementById('left').style.top = '400px'; | 12 document.getElementById('left').style.top = '400px'; |
| 13 document.getElementById('right').style.top = '400px'; | 13 document.getElementById('right').style.top = '400px'; |
| 14 | 14 |
| 15 document.body.offsetTop; | 15 document.body.offsetTop; |
| 16 var layerTree = internals.layerTreeAsText(document, internals.LAYER_TREE_INC
LUDES_REPAINT_RECTS); | 16 var layerTree = internals.layerTreeAsText(document, internals.LAYER_TREE_INC
LUDES_PAINT_INVALIDATIONS); |
| 17 window.internals.stopTrackingRepaints(document); | 17 window.internals.stopTrackingRepaints(document); |
| 18 document.getElementById('result').textContent = layerTree.indexOf('repaint')
== -1 ? 'SUCCESS' : 'FAIL'; | 18 document.getElementById('result').textContent = layerTree.indexOf('repaint')
== -1 ? 'SUCCESS' : 'FAIL'; |
| 19 } | 19 } |
| 20 | 20 |
| 21 window.onload = test; | 21 window.onload = test; |
| 22 </script> | 22 </script> |
| 23 | 23 |
| 24 <style> | 24 <style> |
| 25 #left, #right { | 25 #left, #right { |
| 26 position: absolute; | 26 position: absolute; |
| 27 top: 200px; | 27 top: 200px; |
| 28 -webkit-backface-visibility: hidden; | 28 -webkit-backface-visibility: hidden; |
| 29 } | 29 } |
| 30 #left { | 30 #left { |
| 31 left: 0px; | 31 left: 0px; |
| 32 } | 32 } |
| 33 #right { | 33 #right { |
| 34 right: 0px; | 34 right: 0px; |
| 35 } | 35 } |
| 36 </style> | 36 </style> |
| 37 | 37 |
| 38 There should be no repaint when the divs are moved vertically. | 38 There should be no repaint when the divs are moved vertically. |
| 39 <div id="left">Left</div> | 39 <div id="left">Left</div> |
| 40 <div id="right">Right</div> | 40 <div id="right">Right</div> |
| 41 <pre id="result"></pre> | 41 <pre id="result"></pre> |
| OLD | NEW |