Release Notes for v45.2.0

Features

• Added Menu.setHighlightColors() to set menu highlight colors on Windows. #55493 ^{(Also in 46)}
• Added support for chrome.storage.sync in extensions. It behaves as a second local storage area with Chrome's sync quotas; there is no cross-device sync. #55253

Fixes

• Fixed DevTools "Save" prompting for a location every time instead of reusing the previously chosen file. #55485
  • Fixed DevTools "Save As" using the old file and Linux cancels treated as saved.
• Fixed fractional opacity being truncated in window.open feature strings. #55499 ^{(Also in 46)}
• Fixed webContents.adjustSelection() ignoring the end option. #55462 ^{(Also in 44, 46)}

Performance Improvements

• Improved performance of net.fetch() requests without a body. #55446 ^{(Also in 43, 44, 46)}
• Improved performance of repeated net.fetch() calls for file: URLs. #55459 ^{(Also in 44, 46)}

Other Changes

• Backported fixes from upstream Chromium, Dawn, Skia and V8. #55491