Removes crash keys for crbug.com/621730

chrome/common/crash_keys.cc

 // Copyright (c) 2013 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 "chrome/common/crash_keys.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 #include "base/format_macros.h"
 #include "base/logging.h"
@@ skipping 176 matching lines @@
     { "initrf_parent_is_in_same_site_instance", kSmallSize},
     { "initrf_parent_process_is_live", kSmallSize},
     { "initrf_root_is_in_same_site_instance", kSmallSize},
     { "initrf_root_is_in_same_site_instance_as_parent", kSmallSize},
     { "initrf_root_process_is_live", kSmallSize},
     { "initrf_root_proxy_is_live", kSmallSize},
 
     // Temporary for https://crbug.com/612711.
     { "aci_wrong_sp_extension_id", kSmallSize },
 
-    // Temporary for http://crbug.com/621730
-    { "postmessage_src_origin", kMediumSize },
-    { "postmessage_dst_origin", kMediumSize },
-    { "postmessage_dst_url", kLargeSize },
-    { "postmessage_script_info", kLargeSize },
-
     // Temporary for https://crbug.com/616149.
     { "existing_extension_pref_value_type", crash_keys::kSmallSize },
 
     // Temporary for https://crbug.com/625040
     { "swdh_not_handled_message_type", crash_keys::kMediumSize },
     { "swdh_not_handled_worker_status", crash_keys::kMediumSize },
   };
 
   // This dynamic set of keys is used for sets of key value pairs when gathering
   // a collection of data, like command line switches or extension IDs.
@@ skipping 130 matching lines @@
 }
 
 ScopedPrinterInfo::~ScopedPrinterInfo() {
   for (size_t i = 0; i < kPrinterInfoCount; ++i) {
     std::string key = base::StringPrintf(kPrinterInfo, i + 1);
     base::debug::ClearCrashKey(key);
   }
 }
 
 }  // namespace crash_keys