Chromium change: https://source.chromium.org/chromium/chromium/src/+/eb1ead0044bc620352d8f2c641350fc1a8f9f034 commit eb1ead0044bc620352d8f2c641350fc1a8f9f034 Author: Greg Thompson <grt@chromium.org> Date: Tue Dec 23 08:08:17 2025 -0800 [Windows] Fix ProgID registration for .pdf files ChromePDF should be used rather than ChromeHTML in .pdf\OpenWithProgids. Also clean up some UNSAFE_TODOs. Bug: 40384442