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1 <html> | 1 <html> |
2 <head> | 2 <head> |
3 <style> | 3 <style> |
4 iframe { | 4 iframe { |
5 height: 150px; | 5 height: 150px; |
6 width: 150px; | 6 width: 150px; |
7 } | 7 } |
8 </style> | 8 </style> |
9 <script> | 9 <script> |
10 if (window.internals) { | 10 if (window.internals) { |
11 internals.settings.setForceCompositingMode(true); | 11 internals.settings.setForceCompositingMode(true); |
12 internals.settings.setAcceleratedCompositingForScrollableFramesEnabled(tru
e); | 12 internals.settings.setAcceleratedCompositingForScrollableFramesEnabled(tru
e); |
13 } | 13 } |
14 function doTest() | 14 function doTest() |
15 { | 15 { |
16 if (window.testRunner) | 16 if (window.testRunner) |
17 testRunner.display(); | 17 testRunner.display(); |
18 var iframe = document.getElementById("parent-iframe"); | 18 var iframe = document.getElementById("parent-iframe"); |
19 iframe.contentDocument.body.setAttribute("style", "overflow:hidden"); | 19 iframe.contentDocument.body.setAttribute("style", "overflow:hidden"); |
20 iframe.contentDocument.body.offsetWidth; // See bug 41999 | 20 iframe.contentDocument.body.offsetWidth; // See bug 41999 |
21 if (window.testRunner) { | 21 if (window.testRunner) { |
22 testRunner.dumpAsText(false); | 22 testRunner.dumpAsText(); |
23 document.getElementById('layertree').innerText = window.internals.layerT
reeAsText(document); | 23 document.getElementById('layertree').innerText = window.internals.layerT
reeAsText(document); |
24 } | 24 } |
25 } | 25 } |
26 window.addEventListener("load", doTest, false); | 26 window.addEventListener("load", doTest, false); |
27 </script> | 27 </script> |
28 </head> | 28 </head> |
29 <body> | 29 <body> |
30 <iframe id="parent-iframe" src="resources/subframe-big.html"></iframe> | 30 <iframe id="parent-iframe" src="resources/subframe-big.html"></iframe> |
31 <pre id="layertree"></pre> | 31 <pre id="layertree"></pre> |
32 </body> | 32 </body> |
33 </html> | 33 </html> |
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