Added better names for newer CSS Animations, CSS Transitions, and Web Animations events ( r287945).Fixed fully blackboxed stack traces to show the right top call frame ( r288266).Added a contextual menu item to create a URL Breakpoint for resources initiated by script ( r288029).Made CSS Alignment controls in the Styles Detail Sidebar accessible ( r288385).Implemented wasm-unsafe-eval ( r289022).Fixed blocking image content in object elements ( r288792).

Fixed returned WebAssembly error type when blocked ( r288992).Added authenticator attachment to PublicKe圜redential ( r288622).Allowed use of hardware-fixed credentials while using “Syncing Platform Authenticator” ( r289059).Implemented AbortSignal.timeout() ( r289058).Fixed ServiceWorkerNavigationPreloader to only be used once ( r288949).

Fixed Geolocation API to callback with an error if the document is not fully active ( r288707).Fixed slow, CPU-bound file.stream() ( r288463).Changed to remove customElements when transitioning documents ( r288450).Changed the HTMLMediaElement to dispatch the resize event asynchronously ( r289108).Resolved logical properties when compiling the list of transition properties ( r289167).Fixed using logical properties in the transition syntax ( r289161).Fixed the ability to redefine ( r288882).Fixed de-duplication for rules to account for animation-composition ( r288571).Fixed accelerated transform animations that start with a 1ms delay ( r289211).Allowed additional payment method specific data to be passed to complete() ( r288698).Fixed to not be draggable on macOS ( r288723).Fixed mouse interaction flipped in the y-axis ( r288610).Allowed disabling interaction ( r288728).Fixed object literal to properly resolve a name clash between an accessor and a constant property ( r289166).Added support for the import assertion syntax behind a flag ( r288473).Added support for the WASM branch hinting proposal ( r288758, r288761).Used min as default value when min is greater than max for ( r289209).Fixed grouping radio buttons with no form owner ( r288734).Fixed the value not changing for stepUp() and stepDown() with out-of-range values ( r289075).Fixed scroll-margin-top on inline elements ( r288947).Fixed CSS Grid shorthand expansion of initial values ( r288544).Fixed removal of not yet loaded CSS ( r288879).

Implemented CSS overscroll-behavior for asynchronous scrolling on macOS ( r288777).

Enabled support for overflow: clip ( r288973).

Moved the Preserve Log checkbox into a single filter icon that shows a contextmenu with those options when clicked to save space ( r288702).

Added the display of more pseudo-elements than ::before and ::after ( r288623).

Moved the Group Media Requests and Preserve Log checkboxes into a single filter icon that shows a contextmenu with those options when clicked to save space ( r288470).

Changed the Ignore Caches icon to be a button with a label so it's more visible and immediately understandable ( r288533).

Collapsed resource type filter scope bar into a single button to save space ( r288469).

Enabled automatic collapsing of blackboxed call frames ( r288580).

Note: Tab Groups do not sync in this release. Safari Technology Preview Release Notes Release 141

How it update safari 10.1.2