This PR simplifies JSON reading in several places by: - Using `base::JSONReader::ReadDict` - Using `base::test::ParseJson*` This changes aim to make the checks around the parsing and its expectations simpler to read.
This PR simplifies JSON reading in several places by: - Using `base::JSONReader::ReadDict` - Using `base::test::ParseJson*` This changes aim to make the checks around the parsing and its expectations simpler to read.