ActiveScriptWrappable: GC wrappers in detached ExecutionContexts.

third_party/WebKit/Source/modules/imagecapture/ImageCapture.h

Index: third_party/WebKit/Source/modules/imagecapture/ImageCapture.h
diff --git a/third_party/WebKit/Source/modules/imagecapture/ImageCapture.h b/third_party/WebKit/Source/modules/imagecapture/ImageCapture.h
index c3d68c2662e1ba910dfdcd758c9bead110f8c124..1d8b23059058814145d0b1ea752a87a590cea077 100644
--- a/third_party/WebKit/Source/modules/imagecapture/ImageCapture.h
+++ b/third_party/WebKit/Source/modules/imagecapture/ImageCapture.h
@@ -24,9 +24,10 @@ class WebImageCaptureFrameGrabber;
 
 // TODO(mcasas): Consideradding a LayoutTest checking that this class is not
 // garbage collected while it has event listeners.
-class MODULES_EXPORT ImageCapture final : public EventTargetWithInlineData,
-                                          public ActiveScriptWrappable,
-                                          public ContextLifecycleObserver {
+class MODULES_EXPORT ImageCapture final
+    : public EventTargetWithInlineData,
+      public ActiveScriptWrappable<ImageCapture>,
+      public ContextLifecycleObserver {
   USING_GARBAGE_COLLECTED_MIXIN(ImageCapture);
   DEFINE_WRAPPERTYPEINFO();