Enable separatio of ic, bytecode, builtin and stub entries through:
    --separate-ic=true
    --separate-bytecodes=true
    --separate-builtins=true
    --separate-stubs=true

Change-Id: I6da4be7add093bb54abe956c60cd186e735ed9b5
Reviewed-on: https://chromium-review.googlesource.com/473046
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Cr-Commit-Position: refs/heads/master@{#44555}