[compositorworker] compositor proxy mutation updates underlying layers

third_party/WebKit/LayoutTests/virtual/threaded/fast/compositorworker/compositor-proxy-disconnect-worker-terminate.html

Index: third_party/WebKit/LayoutTests/virtual/threaded/fast/compositorworker/compositor-proxy-disconnect-worker-terminate.html
diff --git a/third_party/WebKit/LayoutTests/virtual/threaded/fast/compositorworker/compositor-proxy-disconnect-worker-terminate.html b/third_party/WebKit/LayoutTests/virtual/threaded/fast/compositorworker/compositor-proxy-disconnect-worker-terminate.html
index 76c3089780a629862e3290041d9af10f9b3c641e..384dc5b3104c5b1a84b23bd5337f05b5d4438a71 100644
--- a/third_party/WebKit/LayoutTests/virtual/threaded/fast/compositorworker/compositor-proxy-disconnect-worker-terminate.html
+++ b/third_party/WebKit/LayoutTests/virtual/threaded/fast/compositorworker/compositor-proxy-disconnect-worker-terminate.html
@@ -10,6 +10,7 @@ var test = async_test(function() {
     var worker = new CompositorWorker('resources/proxy-idle.js');
     worker.onmessage = function() {
         var docLayer = JSON.parse(window.internals.layerTreeAsText(document));
+        console.log(JSON.stringify(docLayer));
         assert_equals(1, docLayer.children.length);
         assert_equals(1, docLayer.children[0].children.length);
 
@@ -32,6 +33,6 @@ var test = async_test(function() {
     assert_equals(1, docLayer.children.length);
     assert_equals(1, docLayer.children[0].children.length);
     proxy.disconnect();
-}, "This test checks that an element's compositor proxy cannot be mutated after disconnect().");
+}, "This test checks that the layer is kept alive by a worker only proxy.");
 
 </script>