rem: var debugObject = Components.classes["@mozilla.org/layout_debug/regressiontester;1"].createInstance(nsILayoutRegressionTester); 
add: var debugObject = Components.classes["@mozilla.org/layout-debug/regressiontester;1"].createInstance(nsILayoutRegressionTester); 
context: function CompareFrameDumps(testFileBasename, baselineDir, baselineExt, verifyDir, verifyExt){  var debugObject = Components.classes["@mozilla.org/layout_debug/regressiontester;1"].createInstance(nsILayoutRegressionTester);    var baseFile = baselineDir.clone();  baseFile.append(testFileBasename + baselineExt);    var verifyFile = verifyDir.clone();  verifyFile.append(testFileBasename + verifyExt);    var filesDiffer = debugObject.compareFrameModels(baseFile, verifyFile, nsILayoutRegressionTester.COMPARE_FLAGS_BRIEF);  if (filesDiffer)  {    WriteOutput("Test file '" + baseFile.leafName + "' failed", false, "red");  }  else  {    WriteOutput("Test file '" + baseFile.leafName + "' passed", false, "green");  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/0f54f545ce99e13e5801f51890e40321182189f3/regression_tests.js/clean/layout/tools/tests/regression_tests.js