Fix releases script after git migration.

tools/push-to-trunk/test_scripts.py

 #!/usr/bin/env python
 # Copyright 2013 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
@@ skipping 1302 matching lines @@
       Cmd("git fetch origin", "", cwd=chrome_v8_dir),
       Cmd("git log --format=%H --grep=\"V8\"", "c_hash1\nc_hash2\nc_hash3\n",
           cwd=chrome_dir),
       Cmd("git diff --name-only c_hash1 c_hash1^", "", cwd=chrome_dir),
       Cmd("git diff --name-only c_hash2 c_hash2^", "DEPS", cwd=chrome_dir),
       Cmd("git checkout -f c_hash2 -- DEPS", "",
           cb=ResetDEPS("0123456789012345678901234567890123456789"),
           cwd=chrome_dir),
       Cmd("git log -1 --format=%B c_hash2", c_hash2_commit_log,
           cwd=chrome_dir),
-      Cmd("git rev-list -n 1 0123456789012345678901234567890123456789",
-          "0123456789012345678901234567890123456789", cwd=chrome_v8_dir),
       Cmd("git log -1 --format=%B 0123456789012345678901234567890123456789",
           self.C_V8_22624_LOG, cwd=chrome_v8_dir),
       Cmd("git diff --name-only c_hash3 c_hash3^", "DEPS", cwd=chrome_dir),
       Cmd("git checkout -f c_hash3 -- DEPS", "", cb=ResetDEPS(345),
           cwd=chrome_dir),
       Cmd("git log -1 --format=%B c_hash3", c_hash3_commit_log,
           cwd=chrome_dir),
       Cmd("git checkout -f HEAD -- DEPS", "", cb=ResetDEPS(567),
           cwd=chrome_dir),
       Cmd("git branch -r", " weird/123\n  branch-heads/7\n", cwd=chrome_dir),
@@ skipping 172 matching lines @@
 
 Review URL: https://codereview.chromium.org/83173002
 
 ------------------------------------------------------------------------""")
     self.assertEquals(
 """Prepare push to trunk.  Now working on version 3.23.11.
 
 R=danno@chromium.org
 
 Committed: https://code.google.com/p/v8/source/detail?r=17997""", body)