Version 4.4.45.2 (cherry-pick)

Merged 66f428dd

Bump Isolate::New back to deprecate soon

TBR=jochen@chromium.org
BUG=

Review URL: https://codereview.chromium.org/1111033003

Cr-Commit-Position: refs/heads/4.4.45@{#3}
Cr-Branched-From: 58b0023f-refs/heads/master@{#28134}