Expose ImageBitmap to (Window,Worker)

third_party/WebKit/LayoutTests/fast/canvas/resources/canvas-createImageBitmap-data-in-workers.js

Index: third_party/WebKit/LayoutTests/fast/canvas/resources/canvas-createImageBitmap-data-in-workers.js
diff --git a/third_party/WebKit/LayoutTests/fast/canvas/resources/canvas-createImageBitmap-data-in-workers.js b/third_party/WebKit/LayoutTests/fast/canvas/resources/canvas-createImageBitmap-data-in-workers.js
index ae38ca441de9b9378670ceef81fa0b68a785d694..fc6867a88ddb613923d5f0fd3d8e53781ddf113a 100644
--- a/third_party/WebKit/LayoutTests/fast/canvas/resources/canvas-createImageBitmap-data-in-workers.js
+++ b/third_party/WebKit/LayoutTests/fast/canvas/resources/canvas-createImageBitmap-data-in-workers.js
@@ -4,12 +4,19 @@ self.jsTestIsAsync = true;
 
 description('Test createImageBitmap with data in workers.');
 
+var bitmapWidth;
+var bitmapHeight;
+
 self.addEventListener('message', function(e) {
-  createImageBitmap(e.data).then(function() {
+  createImageBitmap(e.data).then(function(imageBitmap) {
     testPassed('Promise fulfilled.');
+    bitmapWidth = imageBitmap.width;
+    bitmapHeight = imageBitmap.height;
+    shouldBe("bitmapWidth", "50");
+    shouldBe("bitmapHeight", "50");

[xidachen, 2015/12/01 02:19:05]

This will test that getting the width/height of ImageBitmap works in worker.
The case of getting these two attributes in window is already covered under
canvas-ImageBitmap-transferable.html

     finishJSTest();
   }, function() {
     testFailed('Promise rejected.');
     finishJSTest();
   });
-});
+});