Cleanups to the refactored extension activity log code

chrome/browser/extensions/activity_log/activity_actions.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/browser/extensions/activity_log/activity_actions.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/json/json_string_value_serializer.h"
@@ skipping 187 matching lines @@
       // converting logging to using the types from
       // BlockedChromeActivityDetail::Reason.
       details->reason = BlockedChromeActivityDetail::REASON_NONE;
 
       result->activity_type = ExtensionActivity::ACTIVITY_TYPE_BLOCKED_CHROME;
       result->blocked_chrome_activity_detail.reset(details);
       break;
     }
 
     case ACTION_DOM_EVENT:
-    case ACTION_DOM_XHR:
     case ACTION_DOM_ACCESS:
     case ACTION_CONTENT_SCRIPT:
     case ACTION_WEB_REQUEST: {
       DomActivityDetail* details = new DomActivityDetail;
 
       if (action_type() == ACTION_WEB_REQUEST) {
         details->dom_activity_type =
             DomActivityDetail::DOM_ACTIVITY_TYPE_WEBREQUEST;
       } else if (action_type() == ACTION_CONTENT_SCRIPT) {
         details->dom_activity_type =
@@ skipping 42 matching lines @@
       break;
     case ACTION_CONTENT_SCRIPT:
       result += "content_script";
       break;
     case ACTION_API_BLOCKED:
       result += "api_blocked";
       break;
     case ACTION_DOM_EVENT:
       result += "dom_event";
       break;
-    case ACTION_DOM_XHR:
-      result += "dom_xhr";
-      break;
     case ACTION_DOM_ACCESS:
       result += "dom_access";
       break;
     default:
       result += base::StringPrintf("type%d", static_cast<int>(action_type_));
   }
 
   result += " API=" + api_name_;
   if (args_.get()) {
     result += " ARGS=" + Serialize(args_.get());
@@ skipping 15 matching lines @@
       result += " ARG_URL=" + arg_url_.spec();
   }
   if (other_.get()) {
     result += " OTHER=" + Serialize(other_.get());
   }
 
   return result;
 }
 
 }  // namespace extensions