Remove DumpWithoutCrashing() from extension_prefs

chromecast/crash/cast_crash_keys.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/macros.h"
 #include "chromecast/crash/cast_crash_keys.h"
 
 // TODO(kjoswiak): Potentially refactor chunk size info as well as non-cast
 // specific keys out and make shared with chrome/common/crash_keys.cc.
 namespace {
@@ skipping 84 matching lines @@
     // Temporary for https://crbug.com/630103.
     { "origin_mismatch_url", kLargeSize },
     { "origin_mismatch_origin", kMediumSize },
     { "origin_mismatch_transition", kSmallSize },
     { "origin_mismatch_redirects", kSmallSize },
     { "origin_mismatch_same_page", kSmallSize },
 
     // Temporary for https://crbug.com/612711.
     { "aci_wrong_sp_extension_id", kSmallSize },
 
-    // Temporary for https://crbug.com/616149.
-    { "existing_extension_pref_value_type", kSmallSize },
-
     // Temporary for https://crbug.com/668633.
     { "swdh_set_hosted_version_worker_pid", kSmallSize },
     { "swdh_set_hosted_version_host_pid", kSmallSize },
     { "swdh_set_hosted_version_is_new_process", kSmallSize },
     { "swdh_set_hosted_version_restart_count", kSmallSize },
   };
 
   return base::debug::InitCrashKeys(fixed_keys, arraysize(fixed_keys),
                                     kChunkMaxLength);
 }
 
 }  // namespace crash_keys
 }  // namespace chromecast