DevTools 2.7.0 release notes

The 2.7.0 release of the Dart and Flutter DevTools includes the following changes among other general improvements. To learn more about DevTools, check out the DevTools overview.

• Improvements for initial page load time - #3309
• Fix a couple scrollbar-related issues - #3393, #3401

• Add an open file dialog (ctrl / cmd + p) - #3342, #3354, #3371, #3384

  

• Add a copy button to the call stack view - #3334

  

• Added functionality to load an app startup profile for Flutter apps. This profile will contain CPU samples from the initialization of the Dart VM up until the first Flutter frame has been rendered - #3357

  

  When the app startup profile has been loaded, you will see that the "AppStartUp" user tag is selected for the profile. You can also load the app startup profile by selecting this user tag filter, when present, in the list of available user tags.

  

• Added multi-isolate support. Select which isolate you want to profile from the isolate selector at the bottom of the page - #3362

  

• Add class names to CPU stack frames in the profiler - #3385

  

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