New Additions

• Client Hints: use fullVersionList in Chromium >=98. (50a2ae09718a4812636d1d5e16209239fdbe403d)
• Added goog.crypt.base64.{en,de}codeStringUtf8 (19ae2f19953b89f789c29de5eab3511c2cb687e0)
• Add goog.string.Unicode.ZERO_WIDTH_SPACE. (5feed4e1bc778ddcbf3be5b47531dbd533078fa9)

Backwards Incompatible Changes

• Delete goog.dom.safe.setImageSrc, just assign to imageElement.src directly instead. (5c479e1d2cbfd2d9a7e1548daa8c0d313bc42829)

Other Changes

• Fixes parsing of flexible day periods in compiled JavaScript. (653615563f34d3f1eeb4b22ca529320ee5d3b901)
• Use native Intl.DateIntervalFormat when it's available in modern browsers. (da7658dc11839177562dd71c506c7db757abea40, 261b4201a308b28acc4d93ceed2c4c8abdbd4f4e)
• Allow ModuleManager.prefetchModule to be called for modules that are being loaded/loading (1e90884961a4c983d69c6c5365ab7d14d51fc811)