Index: LayoutTests/compositing/will-change/gpu-rasterization-hint-removed.html |
diff --git a/LayoutTests/compositing/will-change/gpu-rasterization-hint-removed.html b/LayoutTests/compositing/will-change/gpu-rasterization-hint-removed.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1817052b71ad89ce9c296e641843fbd80735226e |
--- /dev/null |
+++ b/LayoutTests/compositing/will-change/gpu-rasterization-hint-removed.html |
@@ -0,0 +1,59 @@ |
+<!DOCTYPE html> |
+<html> |
+<head> |
+ <style> |
+ #container { |
+ will-change: contents; |
+ position: absolute; |
+ z-index: 0; |
+ left: 200px; |
+ top: 100px; |
+ width: 100px; |
+ height: 100px; |
+ background-color: blue; |
+ } |
+ |
+ #willChangeOpacity { |
+ position: absolute; |
+ left: 50px; |
+ top: 50px; |
+ width: 75px; |
+ height: 75px; |
+ background-color: green; |
+ will-change: opacity; |
+ } |
+ </style> |
+ <script type="text/javascript"> |
+ if (window.internals) { |
+ window.internals.settings.setAcceleratedCompositingForGpuRasterizationHintEnabled(true); |
+ // Force an update of the compositing triggers. |
+ window.internals.forceCompositingUpdate(document); |
+ } |
+ |
+ function doTest() |
+ { |
+ if (window.internals) { |
+ window.internals.forceCompositingUpdate(document); |
+ } |
+ // Removing "will-change: contents" from the container div should |
+ // allow its child to composite. |
+ document.getElementById("container").style.willChange = "top"; |
+ if (window.testRunner) { |
+ document.getElementById("layertree").innerText = window.internals.layerTreeAsText(document); |
+ testRunner.dumpAsText(); |
+ } |
+ } |
+ |
+ window.addEventListener('load', doTest, false); |
+ </script> |
+</head> |
+ |
+<body> |
+ <div id="container"> |
+ <div id="willChangeOpacity"></div> |
+ </div> |
+ |
+ <pre id="layertree"></pre> |
+</body> |
+ |
+</html> |