Media Stream Image Capture (4): wire takePhoto and implement in FakeVCDevice

third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-takePhoto.html

Index: third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-takePhoto.html
diff --git a/third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-takePhoto.html b/third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-takePhoto.html
index b8d40007f7865d030c46fd188bb67c570729a533..e6476b795b8c0f3aa1e3b8fac5c7c406092e484c 100644
--- a/third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-takePhoto.html
+++ b/third_party/WebKit/LayoutTests/fast/imagecapture/ImageCapture-takePhoto.html
@@ -20,12 +20,14 @@ var test = async_test(function() {
 
   capturer.takePhoto()
     .then(blob => {
-      assert_true(blob.type.length > 0);
-      assert_true(blob.size > 0);
-      this.done();
+      assert_unreached('takePhoto() should not have been resolved');
     })
     .catch(error => {
-      assert_unreached('Error during takePhoto(): '+ error);
+      // LayoutTests do not have a real or a fake camera whatsoever, so content
+      // will not find a matching device for the Track's source id, and the
+      // promise will be rejected.
+      // TODO(mcasas): Revisit all this when https://crbug.com/610333 is solved.
+      this.done();
     });
 }, 'exercises the ImageCapture API takePhoto().');