Andrew Kolos a1a7409092
hide members where possible (#158492)
I was poking around in logger.dart when I noticed a few classes have unnecessary exposed member variables. This PR reduces visibility of these in the pursuit of making these classes slightly easier to grok.

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<summary> Pre-launch checklist </summary> 

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2024-11-14 21:46:10 +00:00
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2024-11-14 21:46:10 +00:00