Version 4.2.19 (based on ea6831e)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25376}

Version 4.2.18 (based on 1398078)

Fix issue with __proto__ when using ES6 object literals (issue 3818).

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25375}

Version 4.2.17 (based on b925fc5)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25374}

Version 4.2.16 (based on cf874fd)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25373}

Version 4.1.0.9 (cherry-pick)

Merged 3a53f2f

Correctly load RegExp.source from the holder.

BUG=chromium:447561
LOG=N
[email protected]

Review URL: https://codereview.chromium.org/856033002

Cr-Commit-Position: refs/branch-heads/4.1@{v8#10}
Cr-Branched-From: 2e08d2a-refs/heads/candidates@{#25353}

Version 4.2.15 (based on 0707afc)

Unobscurified OFStream (Chromium issue 448102).

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25372}

Version 4.2.14 (based on f7e92b0)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25371}

Version 4.1.0.8 (cherry-pick)

Merged 10a5890

Fix debug-debugger.js wrt strict mode.

BUG=v8:3790
LOG=N
[email protected]

Review URL: https://codereview.chromium.org/854423002

Cr-Commit-Position: refs/branch-heads/4.1@{v8#9}
Cr-Branched-From: 2e08d2a-refs/heads/candidates@{#25353}

Version 4.2.13 (based on 12adf14)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25370}

Version 4.2.12 (based on d3d6e38)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25369}