coverage.jar:
% content coverage %content/
  content/coverage.xul (chrome/content/coverage.xul)
  content/coverage.js (chrome/content/coverage.js)
  content/coverage-menu.js (chrome/content/coverage-menu.js)
  content/coverage-prefs.js (chrome/content/coverage-prefs.js)
  content/neterror-coverage.xul (chrome/content/neterror-coverage.xul)
  content/coverage-neterror.js (chrome/content/coverage-neterror.js)