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MenuView performs rebinding/layout/inflation on every click event #61
Clicking on a menu entry causes the menu's
Note: this trace is based on an internal fork of android that inserts a couple arm instructions in every method call. The tracing overhead is only a few percentage points. So this trace file is trustworthy. But in case you have reasonable doubts, the systrace screenshot shows similar issues & performance overhead.
Tested on Android 6P with android 7.1.2, with design library version 27.0.2.
To view the full trace file, download the trace from https://issuetracker.google.com/issues/73723207 where I originally posted this issue. Then open it in chrome:tracing.