| OLD | NEW |
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 | 2 |
| 3 <html> | 3 <html> |
| 4 <head> | 4 <head> |
| 5 <style> | 5 <style> |
| 6 .fixed { | 6 .fixed { |
| 7 position: fixed; | 7 position: fixed; |
| 8 width: 10px; | 8 width: 10px; |
| 9 height: 10px; | 9 height: 10px; |
| 10 z-index: -1; | 10 z-index: -1; |
| 11 background-color: silver; |
| 11 } | 12 } |
| 12 </style> | 13 </style> |
| 13 | 14 |
| 14 <script type="text/javascript"> | 15 <script type="text/javascript"> |
| 15 if (window.internals) | 16 if (window.internals) |
| 16 window.internals.settings.setAcceleratedCompositingForFixedPositionEnabled(t
rue); | 17 window.internals.settings.setAcceleratedCompositingForFixedPositionEnabled(t
rue); |
| 17 | 18 |
| 18 if (window.testRunner) { | 19 if (window.testRunner) { |
| 19 testRunner.dumpAsText(); | 20 testRunner.dumpAsText(); |
| 20 | 21 |
| (...skipping 10 matching lines...) Expand all Loading... |
| 31 <pre id="mainThreadScrollingReasons"></pre> | 32 <pre id="mainThreadScrollingReasons"></pre> |
| 32 </div> | 33 </div> |
| 33 | 34 |
| 34 <!-- out of view fixed position elements should not trigger main thread scrollin
g. --> | 35 <!-- out of view fixed position elements should not trigger main thread scrollin
g. --> |
| 35 <div class="fixed"></div> | 36 <div class="fixed"></div> |
| 36 <div class="fixed" style="top: -100px"></div> | 37 <div class="fixed" style="top: -100px"></div> |
| 37 <div class="fixed" style="top: 0px; left: 1000px"></div> | 38 <div class="fixed" style="top: 0px; left: 1000px"></div> |
| 38 | 39 |
| 39 </body> | 40 </body> |
| 40 </html> | 41 </html> |
| OLD | NEW |