Crash initializing text field in Info Panel

[dkocher]

Relates to #17459.

Thread 38 Crashed:
0   libdispatch.dylib             	       0x19a94e5a0 _dispatch_assert_queue_fail + 120
1   libdispatch.dylib             	       0x19a980c8c dispatch_assert_queue$V2.cold.1 + 116
2   libdispatch.dylib             	       0x19a94e524 dispatch_assert_queue + 108
3   libswift_Concurrency.dylib    	       0x292bed1d0 _swift_task_checkIsolatedSwift + 48
4   libswift_Concurrency.dylib    	       0x292c4d5f0 swift_task_isCurrentExecutorWithFlagsImpl(swift::SerialExecutorRef, swift::swift_task_is_current_executor_flag) + 356
5   DesignLibrary                 	       0x25521b128 0x25510b000 + 1114408
6   DesignLibrary                 	       0x25521afe8 0x25510b000 + 1114088
7   DesignLibrary                 	       0x25521ad00 0x25510b000 + 1113344
8   SwiftUICore                   	       0x244b9e52c _VariadicView.Tree.init(_:content:) + 196
9   DesignLibrary                 	       0x25521a260 0x25510b000 + 1110624
10  DesignLibrary                 	       0x25521b240 0x25510b000 + 1114688
11  DesignLibrary                 	       0x25521aef8 0x25510b000 + 1113848
12  DesignLibrary                 	       0x2551b08e0 0x25510b000 + 678112
13  SwiftUICore                   	       0x244a58c34 closure #1 in ViewBodyAccessor.updateBody(of:changed:) + 1876
14  SwiftUICore                   	       0x244a584a8 ViewBodyAccessor.updateBody(of:changed:) + 348
15  SwiftUICore                   	       0x244a58d50 protocol witness for BodyAccessor.updateBody(of:changed:) in conformance ViewBodyAccessor<A> + 16
16  SwiftUICore                   	       0x244baaa14 closure #1 in DynamicBody.updateValue() + 1040
17  SwiftUICore                   	       0x244baa248 DynamicBody.updateValue() + 1184
18  SwiftUICore                   	       0x2448c71dc partial apply for implicit closure #1 in closure #1 in closure #1 in Attribute.init<A>(_:) + 32
19  AttributeGraph                	       0x1cf7d3554 AG::Graph::UpdateStack::update() + 500
20  AttributeGraph                	       0x1cf7d3cf4 AG::Graph::update_attribute(AG::data::ptr<AG::Node>, unsigned int) + 352
21  AttributeGraph                	       0x1cf7dbc24 AG::Graph::input_value_ref_slow(AG::data::ptr<AG::Node>, AG::AttributeID, unsigned int, unsigned int, AGSwiftMetadata const*, unsigned char&, long) + 680
22  AttributeGraph                	       0x1cf7f4698 AGGraphGetValue + 232
23  SwiftUICore                   	       0x244c709d8 StaticLayoutComputer.updateValue() + 168
24  SwiftUICore                   	       0x2448c71dc partial apply for implicit closure #1 in closure #1 in closure #1 in Attribute.init<A>(_:) + 32
25  AttributeGraph                	       0x1cf7d3554 AG::Graph::UpdateStack::update() + 500
26  AttributeGraph                	       0x1cf7d3cf4 AG::Graph::update_attribute(AG::data::ptr<AG::Node>, unsigned int) + 352
27  AttributeGraph                	       0x1cf7dbc24 AG::Graph::input_value_ref_slow(AG::data::ptr<AG::Node>, AG::AttributeID, unsigned int, unsigned int, AGSwiftMetadata const*, unsigned char&, long) + 680
28  AttributeGraph                	       0x1cf7f4458 AGGraphGetInputValue + 252
29  SwiftUICore                   	       0x245121154 StackLayout.makeChildren() + 752
30  SwiftUICore                   	       0x2449ffe38 specialized HVStack.makeCache(subviews:) + 136
31  SwiftUICore                   	       0x244787018 specialized ViewLayoutEngine.init(layout:context:children:) + 564
32  SwiftUICore                   	       0x24478318c <deduplicated_symbol> + 584
33  SwiftUICore                   	       0x244781bec specialized StatefulRule<>.updateLayoutComputer<A>(layout:environment:attributes:) + 140
34  SwiftUICore                   	       0x2447852b4 specialized DynamicLayoutComputer.updateValue() + 264
35  SwiftUICore                   	       0x2447a6914 specialized implicit closure #1 in closure #1 in closure #1 in Attribute.init<A>(_:) + 56
36  AttributeGraph                	       0x1cf7d3554 AG::Graph::UpdateStack::update() + 500
37  AttributeGraph                	       0x1cf7d3cf4 AG::Graph::update_attribute(AG::data::ptr<AG::Node>, unsigned int) + 352
38  AttributeGraph                	       0x1cf7db2a4 AG::Graph::value_ref(AG::AttributeID, unsigned int, AGSwiftMetadata const*, unsigned char&) + 296
39  AttributeGraph                	       0x1cf7f4a04 AGGraphGetWeakValue + 372
40  SwiftUICore                   	       0x2452d672c ViewGraph.sizeThatFits(_:) + 112
41  SwiftUICore                   	       0x2452d422c partial apply for closure #1 in ViewGraphRootValueUpdater._sizeThatFits(_:) + 72
42  SwiftUICore                   	       0x2452d07c4 ViewGraphRootValueUpdater._updateViewGraph<A>(body:) + 232
43  SwiftUICore                   	       0x2452ce6dc ViewGraphRootValueUpdater._sizeThatFits(_:) + 108
44  AppKit                        	       0x19f12ddec 0x19ef6b000 + 1846764
45  AppKit                        	       0x19f3a2064 0x19ef6b000 + 4419684
46  AppKit                        	       0x19f3a10ec 0x19ef6b000 + 4415724
47  AppKit                        	       0x19fa9c8b8 -[NSTextFieldCell cellSizeForBounds:] + 140
48  AppKit                        	       0x19efa0014 -[NSCell cellSize] + 48
49  AppKit                        	       0x19ef9fec4 -[NSControl sizeToFit] + 52
50  AppKit                        	       0x19fa9b648 +[NSTextField(NSTextFieldConvenience) textFieldWithString:] + 444
51  libjnidispatch.dylib          	       0x10b1c404c 0x10b1b4000 + 65612
52  libjnidispatch.dylib          	       0x10b1c2970 0x10b1b4000 + 59760
53  libjnidispatch.dylib          	       0x10b1ba78c 0x10b1b4000 + 26508
54  libjnidispatch.dylib          	       0x10b1bab74 Java_com_sun_jna_Native_invokeLong + 44
55  ???                           	       0x11739d884 ???
56  ???                           	       0x1174f0614 ???
57  ???                           	          0x18b6e8 ???