PR #17599 broke `yarn test-build-devtools`. (b6c423daadaa35da3f34048628df9635505eecb1 is not broken,  0cf22a56a18790ef34c71bef14f64695c0498619 is broken)
```
    Configuration error:
    
    Could not locate module shared/consoleWithStackDev mapped as:
    /Users/bvaughn/Documents/git/react/build/node_modules/shared/consoleWithStackDev.
    
    Please check your configuration for these entries:
    {
      "moduleNameMapper": {
        "/^shared\/([^\/]+)$/": "/Users/bvaughn/Documents/git/react/build/node_modules/shared/$1"
      },
      "resolver": null
    }
```
require.resolve('@babel/plugin-transform-react-jsx-source'),
    pathToTransformInfiniteLoops,
    
    
    [
      require.resolve('@babel/plugin-transform-block-scoping'),
      {throwIfClosureRequired: false},
    ],
  ],
  retainLines: true,
};
module.exports = {
  process: function(src, filePath) {
    if (filePath.match(/\.coffee$/)) {
      return coffee.compile(src, {bare: true});
    }
    if (filePath.match(/\.ts$/) && !filePath.match(/\.d\.ts$/)) {
      return tsPreprocessor.compile(src, filePath);
    }
    if (filePath.match(/\.json$/)) {
      return src;
    }
    if (!filePath.match(/\/third_party\//)) {
      
      
      const isTestFile = !!filePath.match(/\/__tests__\//);
      const testOnlyPlugins = [pathToBabelPluginAsyncToGenerator];