Merge changes I6925c703,Idbd10c00,I4dbdd28c,I68ced121,I340824fe, ... into main

* changes:
  Make BrightnessPair static.
  Add nullness annotations to Binder shell command callbacks.
  Switch to the supported IndentingPrintWriter.
  Simplify disableHdrConversionForLatency expression.
  Apply @Display.HdrCapabilities.HdrType to more places.
  Use a method reference in place of a lambda.
  Remove unused items from DMS
  Remove unnecessary generic types in constructor calls.
  Reduce the visibility of mCallbacks and mPendingCallbackSelfLocked
  Make UidImportanceListener a final field.
  Make ActivityManager a local variable.
  Suppress any missing permissions warnings.