Change DCHECK_IS_ON() to DCHECK_IS_ON

mojo/system/dispatcher.cc

 // Copyright 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 "mojo/system/dispatcher.h"
 
 #include "base/logging.h"
 #include "mojo/system/constants.h"
 #include "mojo/system/message_pipe_dispatcher.h"
 
@@ skipping 398 matching lines @@
   DCHECK(destination);
   DCHECK(channel);
   DCHECK(actual_size);
   DCHECK(HasOneRef());
 
   base::AutoLock locker(lock_);
   DCHECK(!is_closed_);
 
   // We have to call |GetMaximumSerializedSizeImplNoLock()| first, because we
   // leave it to |SerializeAndCloseImplNoLock()| to close the thing.
-  size_t max_size = DCHECK_IS_ON() ?
-      GetMaximumSerializedSizeImplNoLock(channel) : static_cast<size_t>(-1);
+#if DCHECK_IS_ON
+  size_t max_size = GetMaximumSerializedSizeImplNoLock(channel);
+#else
+  size_t max_size = static_cast<size_t>(-1);
+#endif
 
   // Like other |...Close()| methods, we mark ourselves as closed before calling
   // the impl.
   is_closed_ = true;
   // No need to cancel waiters: we shouldn't have any (and shouldn't be in
   // |Core|'s handle table.
 
   if (!SerializeAndCloseImplNoLock(channel, destination, actual_size))
     return false;
 
   DCHECK_LE(*actual_size, max_size);
   return true;
 }
 
 // DispatcherTransport ---------------------------------------------------------
 
 void DispatcherTransport::End() {
   DCHECK(dispatcher_);
   dispatcher_->lock_.Release();
   dispatcher_ = NULL;
 }
 
 }  // namespace system
 }  // namespace mojo