Convert Pass()→std::move() in //chrome/browser/extensions

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/format_macros.h"
 #include "base/json/json_string_value_serializer.h"
@@ skipping 222 matching lines @@
         default:
           other_field->dom_verb =
               activity_log::EXTENSION_ACTIVITY_DOM_VERB_NONE;
       }
     } else {
       other_field->dom_verb = activity_log::EXTENSION_ACTIVITY_DOM_VERB_NONE;
     }
     result->other.reset(other_field.release());
   }
 
-  return result.Pass();
+  return result;
 }
 
 std::string Action::PrintForDebug() const {
   std::string result = base::StringPrintf("ACTION ID=%" PRId64, action_id());
   result += " EXTENSION ID=" + extension_id() + " CATEGORY=";
   switch (action_type_) {
     case ACTION_API_CALL:
       result += "api_call";
       break;
     case ACTION_API_EVENT:
@@ skipping 105 matching lines @@
     std::string rhs_other = ActivityLogPolicy::Util::Serialize(rhs->other());
     if (lhs_other != rhs_other)
       return lhs_other < rhs_other;
   }
 
   // All fields compare as equal if this point is reached.
   return false;
 }
 
 }  // namespace extensions