tree 2eced619af67da48d3df746803f198d921f849e9
parent fe033cc08fe0572cd3ee971800db6482c7838563
author sigbjornf <sigbjornf@opera.com> 1487777256 -0800
committer Commit bot <commit-bot@chromium.org> 1487777256 +0000

Avoid unnecessary HashTable resizing during copy construction.

We do know the final table size, so reserve its size before starting
to copy over. Thereby avoiding intermediate table allocations.

R=esprehn
BUG=

Review-Url: https://codereview.chromium.org/2715473004
Cr-Commit-Position: refs/heads/master@{#452060}