When inlining based on CreateClosure, we don't have a JSFunction but
only the SharedFunctionInfo and FeedbackVector.

Bug: v8:7790
Change-Id: I7a3cf50710273c7175e43e969d2364cff11c3d93
Reviewed-on: https://chromium-review.googlesource.com/c/1421357Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58977}