Back out b17c8b926585, seems to not work any more. :-\

js/src/tests/ecma/Date/jstests.list

@@ -149,11 +149,11 @@ script 15.9.5.7.js
 script 15.9.5.8.js
 script 15.9.5.9.js
 script 15.9.5.js
-slow script dst-offset-caching-1-of-8.js
-slow script dst-offset-caching-2-of-8.js
-slow script dst-offset-caching-3-of-8.js
-slow script dst-offset-caching-4-of-8.js
-slow script dst-offset-caching-5-of-8.js
-slow script dst-offset-caching-6-of-8.js
-slow script dst-offset-caching-7-of-8.js
-slow script dst-offset-caching-8-of-8.js
+script dst-offset-caching-1-of-8.js
+script dst-offset-caching-2-of-8.js
+script dst-offset-caching-3-of-8.js
+script dst-offset-caching-4-of-8.js
+script dst-offset-caching-5-of-8.js
+script dst-offset-caching-6-of-8.js
+script dst-offset-caching-7-of-8.js
+script dst-offset-caching-8-of-8.js

js/src/tests/jstests.py

@@ -227,8 +227,6 @@ if __name__ == '__main__':
                   help='check for test files not listed in the manifest')
     op.add_option('--failure-file', dest='failure_file',
                   help='write tests that have not passed to the given file')
-    op.add_option('--run-slow-tests', dest='run_slow_tests', action='store_true',
-                  help='run particularly slow tests as well as average-speed tests')
     (OPTIONS, args) = op.parse_args()
     if len(args) < 1:
         if not OPTIONS.check_manifest:
@@ -312,9 +310,6 @@ if __name__ == '__main__':
         OPTIONS.run_skipped = True
         test_list = [ _ for _ in test_list if not _.enable ]
 
-    if not OPTIONS.run_slow_tests:
-        test_list = [ _ for _ in test_list if not _.slow ]
-
     if OPTIONS.debug and test_list:
         if len(test_list) > 1:
             print('Multiple tests match command line arguments, debugger can only run one')

js/src/tests/manifest.py

@@ -110,7 +110,6 @@ def parse(filename, xul_tester, reldir = ''):
             enable = True
             expect = True
             random = False
-            slow = False
 
             pos = 0
             while pos < len(parts):
@@ -145,14 +144,11 @@ def parse(filename, xul_tester, reldir = ''):
                 elif parts[pos] == 'script':
                     script = parts[pos+1]
                     pos += 2
-                elif parts[pos] == 'slow':
-                    slow = True
-                    pos += 1
                 else:
                     print 'warning: invalid manifest line element "%s"'%parts[pos]
                     pos += 1
 
             assert script is not None
             ans.append(TestCase(os.path.join(reldir, script), 
-                                enable, expect, random, slow))
+                                enable, expect, random))
     return ans

js/src/tests/tests.py

@@ -87,12 +87,11 @@ class Test(object):
 class TestCase(Test):
     """A test case consisting of a test and an expected result."""
 
-    def __init__(self, path, enable, expect, random, slow):
+    def __init__(self, path, enable, expect, random):
         Test.__init__(self, path)
         self.enable = enable     # bool: True => run test, False => don't run
         self.expect = expect     # bool: expected result, True => pass
         self.random = random     # bool: True => ignore output as 'random'
-        self.slow = slow         # bool: True => test may run slowly
 
     def __str__(self):
         ans = self.path
@@ -102,8 +101,6 @@ class TestCase(Test):
             ans += ', fails'
         if self.random:
             ans += ', random'
-        if self.slow:
-            ans += ', slow'
         return ans
 
 class TestOutput:

layout/tools/reftest/README.txt

@@ -74,17 +74,6 @@ must be one of the following:
                          particular platform (i.e. it allows us to get test
                          coverage on the other platforms).
 
-      slow  The test may take a long time to run, so run it if slow tests are
-            either enabled or not disabled (test manifest interpreters may
-            choose whether or not to run such tests by default).
-
-      slow-if(condition) If the condition is met, the test is treated as if
-                         'slow' had been specified.  This is useful for tests
-                         which are slow only on particular platforms (e.g. a
-                         test which exercised out-of-memory behavior might be
-                         fast on a 32-bit system but inordinately slow on a
-                         64-bit system).
-
       asserts(count)
           Loading the test and reference is known to assert exactly
           count times.

layout/tools/reftest/reftest-cmdline.js

@@ -79,13 +79,6 @@ RefTestCmdLineHandler.prototype =
     catch (e) {
     }
 
-    try {
-      var skipslowtests = cmdLine.handleFlag("reftestskipslowtests", false);
-      args.skipslowtests = skipslowtests;
-    }
-    catch (e) {
-    }
-
     /* Ignore the platform's online/offline status while running reftests. */
     var ios = Components.classes["@mozilla.org/network/io-service;1"]
               .getService(Components.interfaces.nsIIOService2);

layout/tools/reftest/reftest.js

@@ -90,7 +90,6 @@ var gTestResults = {
   AssertionKnown: 0,
   Random : 0,
   Skip: 0,
-  Slow: 0,
 };
 var gTotalTests = 0;
 var gState;
@@ -128,9 +127,6 @@ const gProtocolRE = /^\w+:/;
 var HTTP_SERVER_PORT = 4444;
 const HTTP_SERVER_PORTS_TO_TRY = 50;
 
-// whether to run slow tests or not
-var gRunSlowTests = true;
-
 // whether we should skip caching canvases
 var gNoCanvasCache = false;
 
@@ -263,9 +259,6 @@ function StartTests()
         if ("nocache" in args && args["nocache"])
             gNoCanvasCache = true;
 
-        if ("skipslowtests" in args && args.skipslowtests)
-            gRunSlowTests = false;
-
         ReadTopManifest(args.uri);
         BuildUseCounts();
 
@@ -667,19 +660,10 @@ function ServeFiles(manifestURL, depth, aURL, files)
 function StartCurrentTest()
 {
     // make sure we don't run tests that are expected to kill the browser
-    while (gURLs.length > 0) {
-        var test = gURLs[0];
-        if (test.expected == EXPECTED_DEATH) {
-            ++gTestResults.Skip;
-            gDumpLog("REFTEST TEST-KNOWN-FAIL | " + test.url1.spec + " | (SKIP)\n");
-            gURLs.shift();
-        } else if (test.slow && !gRunSlowTests) {
-            ++gTestResults.Slow;
-            gDumpLog("REFTEST TEST-KNOWN-SLOW | " + test.url1.spec + " | (SLOW)\n");
-            gURLs.shift();
-        } else {
-            break;
-        }
+    while (gURLs.length > 0 && gURLs[0].expected == EXPECTED_DEATH) {
+        ++gTestResults.Skip;
+        gDumpLog("REFTEST TEST-KNOWN-FAIL | " + gURLs[0].url1.spec + " | (SKIP)\n");
+        gURLs.shift();
     }
 
     if (gURLs.length == 0) {
@@ -742,13 +726,12 @@ function DoneTests()
          gTestResults.FailedLoad + " failed load, " +
          gTestResults.Exception + " exception)\n");
     count = gTestResults.KnownFail + gTestResults.AssertionKnown +
-            gTestResults.Random + gTestResults.Skip + gTestResults.Slow;
-    dump("REFTEST INFO | Known problems: " + count + " (" +
+            gTestResults.Random + gTestResults.Skip;
+    gDumpLog("REFTEST INFO | Known problems: " + count + " (" +
          gTestResults.KnownFail + " known fail, " +
          gTestResults.AssertionKnown + " known asserts, " +
          gTestResults.Random + " random, " +
-         gTestResults.Skip + " skipped, " +
-         gTestResults.Slow + " slow)\n");
+         gTestResults.Skip + " skipped)\n");
 
     gDumpLog("REFTEST INFO | Total canvas count = " + gRecycledCanvases.length + "\n");
 

layout/tools/reftest/runreftest.py

@@ -229,11 +229,6 @@ class ReftestOptions(OptionParser):
                     help = "file to log output to in addition to stdout")
     defaults["logFile"] = None
  
-    self.add_option("--skip-slow-tests",
-                    dest = "skipSlowTests", action = "store_true",
-                    help = "skip tests marked as slow when running")
-    defaults["skipSlowTests"] = False
-
     self.set_defaults(**defaults)
 
 def main():