The function allocating objects in the test can be inlined in the middle
of the run. All allocations after inlining are currently not accounted.
This patch sums up allocations of the function and its outer function.

The difference between counts is now about 4%-6% (down from 15%).

Bug: chromium:834832
Change-Id: Iad071bd5bf53bb3527c9cb24d0a9ea38618c833c
Reviewed-on: https://chromium-review.googlesource.com/1021734Reviewed-by: Ali Ijaz Sheikh <ofrobots@google.com>
Commit-Queue: Ulan Degenbaev <ulan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52713}