Release Notes for v15.1.2

Fixes

• Fixed an potential crash in WebContents::MessageTo when a render frame has been destroyed. #31334
• Fixed issue where non-resizable frameless windows aren't draggable. #31299 (Also in 14, 16)

Other Changes

• Backported fix for 1251688. #31297
• Updated Chromium to 94.0.4606.71. #31234