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-rw-r--r--content_scripts/vimium_frontend.coffee3
1 files changed, 2 insertions, 1 deletions
diff --git a/content_scripts/vimium_frontend.coffee b/content_scripts/vimium_frontend.coffee
index 9d95018c..9da99018 100644
--- a/content_scripts/vimium_frontend.coffee
+++ b/content_scripts/vimium_frontend.coffee
@@ -330,7 +330,8 @@ setScrollPosition = (scrollX, scrollY) ->
window.focusThisFrame = do ->
# Create a shadow DOM wrapping the frame so the page's styles don't interfere with ours.
highlightedFrameElement = document.createElement "div"
- _shadowDOM = highlightedFrameElement.createShadowRoot()
+ # PhantomJS doesn't support createShadowRoot, so guard against its non-existance.
+ _shadowDOM = highlightedFrameElement.createShadowRoot?() ? highlightedFrameElement
# Inject stylesheet.
_styleSheet = document.createElement "style"