Version 4.2.62 (based on 4ee5161)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25461}

Version 4.2.61 (based on f50a556)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25459}

Version 4.2.60 (based on 6a66a78)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25457}

Version 4.2.59 (based on db379e1)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25455}

Version 4.2.58 (based on 8a809a9)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25453}

Version 4.2.57 (based on fb73392)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25451}

Version 4.2.56 (based on 996fa7d)

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25449}

Version 4.2.55 (based on b67b3c5)

Protect against uninitialized lexical variables at top-level (Chromium issue 452510).

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25447}

Version 4.2.54 (based on bfe7f4a)

Fix HConstant(double, ...) constructor (issue 3865).

Add NativeWeakMap to v8.h (Chromium issue 437416).

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25445}

Version 4.2.53 (based on a18dee6)

Fix issue with multiple properties and emit store (issue 3856).

Class methods should be non enumerable (issue 3330).

Performance and stability improvements on all platforms.

Cr-Commit-Position: refs/heads/candidates@{#25443}