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DI: Make pinnable elements work on Safari 13 and earlier
The pinnable element would cause exceptions on older versions of Safari during the setup and the ToC menu would show instead of being pinned and hidden. Bug: T327602 Change-Id: I99b656d0070d3e9af5641274134736b742c28f58
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@ -129,7 +129,13 @@ function bindPinnableToggleButtons( header ) {
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// Check the breakpoint in case an override is needed on pageload.
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disablePinningAtBreakpoint( header, pinnableBreakpoint );
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// Add match media handler.
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if ( pinnableBreakpoint.addEventListener ) {
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pinnableBreakpoint.addEventListener( 'change', disablePinningAtBreakpoint.bind( null, header ) );
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} else {
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// Before Safari 14, MediaQueryList is based on EventTarget,
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// so you must use addListener() and removeListener() to observe media query lists.
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pinnableBreakpoint.addListener( disablePinningAtBreakpoint.bind( null, header ) );
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}
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}
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/**
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