Building on linux x64 with "is_component_build = true" currently fails
with linker errors (undefined references). This CL fixes that.

R=ahaas@chromium.org
TBR=mseaborn@chromium.org,mark@chromium.org

Bug: v8:8532
Change-Id: I6b32c00bd974a22268ad1f161ce06a9ebe47c805
Reviewed-on: https://chromium-review.googlesource.com/c/1356505Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57960}