DevTools 2.20.0 release notes
Dart & Flutter DevTools&emdash;A suite of performance tools for Dart and Flutter
CPU profiler updates
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Add support for grouping samples by tag - #4693
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Enable guidelines for tree view - #4722
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Rename “Profile granularity” to “CPU sampling rate” and move down to the area it relates to - #4803
Memory updates
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Retire the Analysis tab - #4714
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Add a new tab, Diff, to enable memory leak detection and troubleshooting by comparing heap snapshots, and providing insights about the number of instances, shallow size, retained size, and retaining paths - #4714
Debugger updates
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Support for inspecting more types of instances in the variables viewer (Expandos, Types, TypeArguments, Parameters, Closures + closure Contexts, WeakProperty, Function, FunctionType, ReceivePort, Closure, RegExp) - #4760
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Add support for displaying coverage in CodeView - #4700
Network updates
- Display request data if content type is not json (thanks to leungpuikuen@!) - #4602
Changelog
More details about changes and fixes are available in the DevTools changelog.