| OLD | NEW |
|---|
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 | 2 |
| 3 <html> | 3 <html> |
| 4 <head> | 4 <head> |
| 5 <style> | 5 <style> |
| 6 #container { | 6 #container { |
| 7 width: 200px; | 7 width: 200px; |
| 8 height: 200px; | 8 height: 200px; |
| 9 overflow: scroll; | 9 overflow: scroll; |
| 10 margin: 20px; | 10 margin: 20px; |
| (...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 42 window.internals.settings.setAcceleratedCompositingForOverflowScroll
Enabled(true); | 42 window.internals.settings.setAcceleratedCompositingForOverflowScroll
Enabled(true); |
| 43 | 43 |
| 44 function doTest() | 44 function doTest() |
| 45 { | 45 { |
| 46 if (!window.internals) | 46 if (!window.internals) |
| 47 return; | 47 return; |
| 48 | 48 |
| 49 var predecessor = document.getElementById('predecessor'); | 49 var predecessor = document.getElementById('predecessor'); |
| 50 var container = document.getElementById('container'); | 50 var container = document.getElementById('container'); |
| 51 predecessor.style.display = 'none'; | 51 predecessor.style.display = 'none'; |
| 52 window.internals.forceCompositingUpdate(document); |
| 52 | 53 |
| 53 var pass = true; | 54 var pass = true; |
| 54 if (!didOptIn(container)) { | 55 if (!didOptIn(container)) { |
| 55 pass = false; | 56 pass = false; |
| 56 write('FAIL - did not opt in when our children are contiguous.')
; | 57 write('FAIL - did not opt in when our children are contiguous.')
; |
| 57 } | 58 } |
| 58 | 59 |
| 59 predecessor.style.display = ''; | 60 predecessor.style.display = ''; |
| 61 window.internals.forceCompositingUpdate(document); |
| 60 | 62 |
| 61 if (didOptIn(container)) { | 63 if (didOptIn(container)) { |
| 62 pass = false; | 64 pass = false; |
| 63 write('FAIL - opted in when our children are not contiguous.'); | 65 write('FAIL - opted in when our children are not contiguous.'); |
| 64 } | 66 } |
| 65 | 67 |
| 66 if (pass) | 68 if (pass) |
| 67 write('PASS'); | 69 write('PASS'); |
| 68 } | 70 } |
| 69 | 71 |
| 70 window.addEventListener('load', doTest, false); | 72 window.addEventListener('load', doTest, false); |
| 71 </script> | 73 </script> |
| 72 </head> | 74 </head> |
| 73 | 75 |
| 74 <body> | 76 <body> |
| 75 <div> | 77 <div> |
| 76 <div class='positioned' id='predecessor'></div> | 78 <div class='positioned' id='predecessor'></div> |
| 77 <div id='container'> | 79 <div id='container'> |
| 78 <div class='scrolled'></div> | 80 <div class='scrolled'></div> |
| 79 </div> | 81 </div> |
| 80 </div> | 82 </div> |
| 81 <pre id='console'></pre> | 83 <pre id='console'></pre> |
| 82 </body> | 84 </body> |
| 83 </html> | 85 </html> |
| 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