This removes the include from:
assembler.h (moved Isolate::AddressId to globals.h / IsolateAddressId)
counters.h (ditto)
elements.h (trivial)
keys.h (trivial + iwyu fixes)
property.h (trivial)
transitions.h (trivial)
vm-state.h (trivial)
heap/code-stats.h (trivial + drive-by iwyuing)

BUG=v8:5294

Change-Id: I36b8c07d4edf4177f1a987a393569f5191167ed3
Reviewed-on: https://chromium-review.googlesource.com/532879Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#46176}