ProfilerListener which holds CodeEntries has been moved from Logger to
CpuProfiler. This way we can clear entries when all the profiles
produced by a particular CpuProfiler are deleted.

BUG=v8:7719

Change-Id: I31d47dc7da44648c8fb8e87b47e2e6260d3dc5c3
Reviewed-on: https://chromium-review.googlesource.com/1043050Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Commit-Queue: Alexei Filippov <alph@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53004}