RTC_[D]CHECK_op: Remove "u" suffix on integer constants

webrtc/modules/audio_processing/transient/wpd_node.cc

 /*
  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 11 matching lines @@
 WPDNode::WPDNode(size_t length,
                  const float* coefficients,
                  size_t coefficients_length)
     : // The data buffer has parent data length to be able to contain and filter
       // it.
       data_(new float[2 * length + 1]),
       length_(length),
       filter_(FIRFilter::Create(coefficients,
                                 coefficients_length,
                                 2 * length + 1)) {
-  RTC_DCHECK_GT(length, 0u);
+  RTC_DCHECK_GT(length, 0);
   RTC_DCHECK(coefficients);
-  RTC_DCHECK_GT(coefficients_length, 0u);
+  RTC_DCHECK_GT(coefficients_length, 0);
   memset(data_.get(), 0.f, (2 * length + 1) * sizeof(data_[0]));
 }
 
 WPDNode::~WPDNode() {}
 
 int WPDNode::Update(const float* parent_data, size_t parent_data_length) {
   if (!parent_data || (parent_data_length / 2) != length_) {
     return -1;
   }
 
@@ skipping 18 matching lines @@
 
 int WPDNode::set_data(const float* new_data, size_t length) {
   if (!new_data || length != length_) {
     return -1;
   }
   memcpy(data_.get(), new_data, length * sizeof(data_[0]));
   return 0;
 }
 
 }  // namespace webrtc