Make "Ignoring DBusStatistics::AddStat" a DVLOG instead of DLOG(WARNING)

dbus/dbus_statistics.cc

 // Copyright (c) 2012 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 "dbus/dbus_statistics.h"
 
 #include <set>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 66 matching lines @@
     TYPE_RECEIVED_SIGNALS,
     TYPE_SENT_BLOCKING_METHOD_CALLS
   };
 
   // Add a call to |method| for |interface|. See also MethodCall in message.h.
   void AddStat(const std::string& service,
                const std::string& interface,
                const std::string& method,
                StatType type) {
     if (base::PlatformThread::CurrentId() != origin_thread_id_) {
-      DLOG(WARNING) << "Ignoring DBusStatistics::AddStat call from thread: "
-                    << base::PlatformThread::CurrentId();
+      DVLOG(1) << "Ignoring DBusStatistics::AddStat call from thread: "
+               << base::PlatformThread::CurrentId();
       return;
     }
     Stat* stat = GetStat(service, interface, method, true);
     DCHECK(stat);
     if (type == TYPE_SENT_METHOD_CALLS)
       ++stat->sent_method_calls;
     else if (type == TYPE_RECEIVED_SIGNALS)
       ++stat->received_signals;
     else if (type == TYPE_SENT_BLOCKING_METHOD_CALLS)
       ++stat->sent_blocking_method_calls;
@@ skipping 175 matching lines @@
   *sent = stat->sent_method_calls;
   *received = stat->received_signals;
   *blocking = stat->sent_blocking_method_calls;
   return true;
 }
 
 }  // namespace testing
 
 }  // namespace statistics
 }  // namespace dbus