message: Added flowtype typing to constructor arguments
  * Added flowtype typing to constructor arguments
  Test Plan: yarn eslint [path]/Console.js passes when we check for weak typing in .eslintrc file. yarn test passes when we disable check for weak typing.
  Reviewers: adr
  Subscribers: adr
  Tasks:
  * Update Console.js
diff: @@ -23,7 +23,11 @@ class CustomConsole extends Console {
  _stdout: stream$Writable;
  _formatBuffer: Formatter;
  - constructor(stdout: Object, stderr: Object, formatBuffer: ?Formatter) {
  + constructor(
  + stdout: stream$Writable,
  + stderr: stream$Writable,
  + formatBuffer: ?Formatter,
  + ) {
  super(stdout, stderr);
  this._formatBuffer = formatBuffer || ((type, message) => message);
  }
  