--- a/dom/imptests/importTestsuite.py
+++ b/dom/imptests/importTestsuite.py
@@ -18,25 +18,26 @@ import subprocess
 import sys
 
 import parseManifest
 import writeBuildFiles
 
 def readManifests(iden, dirs):
     def parseManifestFile(iden, path):
         pathstr = "hg-%s/%s/MANIFEST" % (iden, path)
-        subdirs, mochitests, _, __, supportfiles = parseManifest.parseManifestFile(pathstr)
-        return subdirs, mochitests, supportfiles
+        subdirs, mochitests, reftests, _, supportfiles = parseManifest.parseManifestFile(pathstr)
+        return subdirs, mochitests, reftests, supportfiles
 
     data = []
     for path in dirs:
-        subdirs, mochitests, supportfiles = parseManifestFile(iden, path)
+        subdirs, mochitests, reftests, supportfiles = parseManifestFile(iden, path)
         data.append({
           "path": path,
           "mochitests": mochitests,
+          "reftests": reftests,
           "supportfiles": supportfiles,
         })
         data.extend(readManifests(iden, ["%s/%s" % (path, d) for d in subdirs]))
     return data
 
 
 def getData(confFile):
     """This function parses a file of the form
@@ -81,28 +82,40 @@ def makeDestPath(a, b):
         path = path.replace('document.getElementsByName', 'doc.gEBN')
         path = path.replace('requirements-for-implementations', 'implreq')
         path = path.replace('other-elements-attributes-and-apis', 'oeaaa')
         return path
 
     return shorten(makePathInternal(a, b))
 
 
+def extractReftestFiles(reftests):
+    """Returns the set of files referenced in the reftests argument"""
+    files = set()
+    for line in reftests:
+        files.update([line[1], line[2]])
+    return files
+
+
 def copy(dest, directories):
     """Copy mochitests and support files from the external HG directory to their
     place in mozilla-central.
     """
     print("Copying tests...")
     for d in directories:
         sourcedir = makeSourcePath(dest, d["path"])
         destdir = makeDestPath(dest, d["path"])
         os.makedirs(destdir)
 
+        reftestfiles = extractReftestFiles(d["reftests"])
+
         for mochitest in d["mochitests"]:
             shutil.copy("%s/%s" % (sourcedir, mochitest), "%s/test_%s" % (destdir, mochitest))
+        for reftest in sorted(reftestfiles):
+            shutil.copy("%s/%s" % (sourcedir, reftest), "%s/%s" % (destdir, reftest))
         for support in d["supportfiles"]:
             shutil.copy("%s/%s" % (sourcedir, support), "%s/%s" % (destdir, support))
 
 def printMozbuildFile(dest, directories):
     """Create a .mozbuild file to be included into the main moz.build, which
     lists the directories with tests.
     """
     print("Creating mozbuild...")
@@ -128,16 +141,22 @@ def printBuildFiles(dest, directories):
         with open(path + "/Makefile.in", "w") as fh:
             result = writeBuildFiles.substMakefile("importTestsuite.py", files)
             fh.write(result)
 
         with open(path + "/moz.build", "w") as fh:
             result = writeBuildFiles.substMozbuild("importTestsuite.py", [])
             fh.write(result)
 
+        if d["reftests"]:
+            with open(path + "/reftest.list", "w") as fh:
+                result = writeBuildFiles.substReftestList("importTestsuite.py",
+                    d["reftests"])
+                fh.write(result)
+
 
 def hgadd(dest, directories):
     """Inform hg of the files in |directories|."""
     print("hg addremoving...")
     for d in directories:
         subprocess.check_call(["hg", "addremove", makeDestPath(dest, d)])
 
 def removeAndCloneRepo(vcs, url, dest):

--- a/dom/imptests/writeBuildFiles.py
+++ b/dom/imptests/writeBuildFiles.py
@@ -22,16 +22,21 @@ include $$(DEPTH)/config/autoconf.mk
 include $$(topsrcdir)/config/rules.mk
 """
 
 mozbuild_template = """# THIS FILE IS AUTOGENERATED BY ${caller} - DO NOT EDIT
 
 ${dirs}
 """
 
+reftest_template = """# THIS FILE IS AUTOGENERATED BY ${caller} - DO NOT EDIT
+
+${reftests}
+"""
+
 
 
 def makefileString(entries):
     if not len(entries):
         return "  $(NULL)"
     return "\n".join(["  %s \\" % (entry, ) for entry in entries]) + "\n  $(NULL)"
 
 
@@ -56,8 +61,18 @@ def substMakefile(caller, files):
 
 
 def substMozbuild(caller, dirs):
     return string.Template(mozbuild_template).substitute({
         "caller": caller,
         "dirs": mozbuildDirs(dirs),
     })
 
+
+def substReftestList(caller, tests):
+    def reftests(tests):
+        return "\n".join(" ".join(line) for line in tests)
+
+    return string.Template(reftest_template).substitute({
+        "caller": caller,
+        "reftests": reftests(tests),
+    })
+