deleted file mode 100644
--- a/netwerk/test/unit/test_bug651100.js
+++ /dev/null
@@ -1,148 +0,0 @@
-function gen_1MiB()
-{
-  var i;
-  var data="x";
-  for (i=0 ; i < 20 ; i++)
-    data+=data;
-  return data;
-}
-
-function write_and_check(str, data, len)
-{
-  var written = str.write(data, len);
-  if (written != len) {
-    do_throw("str.write has not written all data!\n" +
-             "  Expected: " + len  + "\n" +
-             "  Actual: " + written + "\n");
-  }
-}
-
-function write_big_datafile(status, entry)
-{
-  do_check_eq(status, Cr.NS_OK);
-  var os = entry.openOutputStream(0);
-  var data = gen_1MiB();
-
-  // write 65MiB
-  var i;
-  for (i=0 ; i<65 ; i++)
-    write_and_check(os, data, data.length);
-
-  // another write should fail and the entry will be doomed
-  try {
-    write_and_check(os, data, data.length);
-    do_throw("write should fail");
-  } catch (e) {}
-
-  os.close();
-  entry.close();
-
-  // DoomEntry() is called while writing to the entry, but the data is really
-  // deleted (and the cache size updated) on the background thread when
-  // the entry is deactivated. We need to sync with the cache IO thread before
-  // we continue with the test.
-  syncWithCacheIOThread(run_test_2);
-}
-
-function write_big_metafile(status, entry)
-{
-  do_check_eq(status, Cr.NS_OK);
-  var os = entry.openOutputStream(0);
-  var data = gen_1MiB();
-
-  // > 64MiB
-  var i;
-  for (i=0 ; i<65 ; i++)
-    entry.setMetaDataElement("metadata_"+i, data);
-
-  entry.metaDataReady();
-
-  os.close();
-  entry.close();
-
-  // We don't check whether the cache is full while writing metadata. Also we
-  // write the metadata when closing the entry, so we need to write some data
-  // after closing this entry to invoke the cache cleanup.
-  asyncOpenCacheEntry("http://smalldata/",
-                      "disk", Ci.nsICacheStorage.OPEN_TRUNCATE, null,
-                      write_and_doom_small_datafile);
-}
-
-function write_and_doom_small_datafile(status, entry)
-{
-  do_check_eq(status, Cr.NS_OK);
-  var os = entry.openOutputStream(0);
-  var data = "0123456789";
-
-  write_and_check(os, data, data.length);
-
-  os.close();
-  entry.asyncDoom(null);
-  entry.close();
-  syncWithCacheIOThread(run_test_3);
-}
-
-function check_cache_size(cont) {
-  get_device_entry_count("disk", null, function(count, consumption) {
-    // Because the last entry we store is doomed using AsyncDoom and not Doom, it is still active
-    // during the visit processing, hence consumption is larger then 0 (one block is allocated).
-    // ...I really like all these small old-cache bugs, that will finally go away... :)
-    do_check_true(consumption <= 1024)
-    cont();
-  });
-}
-
-function run_test() {
-  if (newCacheBackEndUsed()) {
-    // browser.cache.disk.* (limits mainly) tests
-    do_check_true(true, "This test doesn't run with the new cache backend, the test or the cache needs to be fixed");
-    return;
-  }
-
-  var prefBranch = Cc["@mozilla.org/preferences-service;1"].
-                     getService(Ci.nsIPrefBranch);
-
-  // set max entry size bigger than 64MiB
-  prefBranch.setIntPref("browser.cache.disk.max_entry_size", 65*1024);
-  // disk cache capacity must be at least 8 times bigger
-  prefBranch.setIntPref("browser.cache.disk.capacity", 8*65*1024);
-  // disable smart size
-  prefBranch.setBoolPref("browser.cache.disk.smart_size.enabled", false);
-
-  do_get_profile();
-
-  // clear the cache
-  evict_cache_entries();
-
-  // write an entry with data > 64MiB
-  asyncOpenCacheEntry("http://bigdata/",
-                      "disk", Ci.nsICacheStorage.OPEN_TRUNCATE, null,
-                      write_big_datafile);
-
-  do_test_pending();
-}
-
-function run_test_2()
-{
-  check_cache_size(run_test_2a);
-}
-
-function run_test_2a()
-{
-  var prefBranch = Cc["@mozilla.org/preferences-service;1"].
-                     getService(Ci.nsIPrefBranch);
-
-  // set cache capacity lower than max entry size (see comment in
-  // write_big_metafile)
-  prefBranch.setIntPref("browser.cache.disk.capacity", 64*1024);
-
-  // write an entry with metadata > 64MiB
-  asyncOpenCacheEntry("http://bigmetadata/",
-                      "disk", Ci.nsICacheStorage.OPEN_TRUNCATE, null,
-                      write_big_metafile);
-}
-
-function run_test_3()
-{
-  check_cache_size(do_test_finished);
-}

--- a/netwerk/test/unit/xpcshell.ini
+++ b/netwerk/test/unit/xpcshell.ini
@@ -151,17 +151,16 @@ skip-if = os == "android"
 [test_bug561276.js]
 [test_bug580508.js]
 [test_bug586908.js]
 [test_bug596443.js]
 [test_bug618835.js]
 [test_bug633743.js]
 [test_bug650995.js]
 [test_bug652761.js]
-[test_bug651100.js]
 [test_bug654926.js]
 [test_bug654926_doom_and_read.js]
 [test_bug654926_test_seek.js]
 [test_bug659569.js]
 [test_bug660066.js]
 [test_bug667907.js]
 [test_bug667818.js]
 [test_bug669001.js]