Delete all log messages depending on system_wrappers.

webrtc/modules/desktop_capture/win/d3d_device.cc

 /*
  *  Copyright (c) 2016 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.
  */
 
 #include "webrtc/modules/desktop_capture/win/d3d_device.h"
 
 #include <utility>
 
-#include "webrtc/system_wrappers/include/logging.h"
-
 namespace webrtc {
 
 using Microsoft::WRL::ComPtr;
 
 D3dDevice::D3dDevice() = default;
 D3dDevice::D3dDevice(const D3dDevice& other) = default;
 D3dDevice::D3dDevice(D3dDevice&& other) = default;
 D3dDevice::~D3dDevice() = default;
 
 bool D3dDevice::Initialize(const ComPtr<IDXGIAdapter>& adapter) {
   dxgi_adapter_ = adapter;
   if (!dxgi_adapter_) {
-    LOG(LS_WARNING) << "An empty IDXGIAdapter instance has been received.";
     return false;
   }
 
   D3D_FEATURE_LEVEL feature_level;
   // Default feature levels contain D3D 9.1 through D3D 11.0.
   _com_error error = D3D11CreateDevice(
       adapter.Get(), D3D_DRIVER_TYPE_UNKNOWN, nullptr,
       D3D11_CREATE_DEVICE_BGRA_SUPPORT | D3D11_CREATE_DEVICE_SINGLETHREADED,
       nullptr, 0, D3D11_SDK_VERSION, d3d_device_.GetAddressOf(), &feature_level,
       context_.GetAddressOf());
   if (error.Error() != S_OK || !d3d_device_ || !context_) {
-    LOG(LS_WARNING) << "D3D11CreateDeivce returns error "
-                    << error.ErrorMessage() << " with code " << error.Error();
     return false;
   }
 
   if (feature_level < D3D_FEATURE_LEVEL_11_0) {
-    LOG(LS_WARNING) << "D3D11CreateDevice returns an instance without DirectX "
-                       "11 support, level " << feature_level
-                    << ". Following initialization may fail.";
     // D3D_FEATURE_LEVEL_11_0 is not officially documented on MSDN to be a
     // requirement of Dxgi duplicator APIs.
   }
 
   error = d3d_device_.As(&dxgi_device_);
   if (error.Error() != S_OK || !dxgi_device_) {
-    LOG(LS_WARNING) << "ID3D11Device is not an implementation of IDXGIDevice, "
-                       "this usually means the system does not support DirectX "
-                       "11. Error "
-                    << error.ErrorMessage() << " with code " << error.Error();
     return false;
   }
 
   return true;
 }
 
 // static
 std::vector<D3dDevice> D3dDevice::EnumDevices() {
   ComPtr<IDXGIFactory1> factory;
   _com_error error = CreateDXGIFactory1(__uuidof(IDXGIFactory1),
       reinterpret_cast<void**>(factory.GetAddressOf()));
   if (error.Error() != S_OK || !factory) {
     return std::vector<D3dDevice>();
   }
 
   std::vector<D3dDevice> result;
   for (int i = 0;; i++) {
     ComPtr<IDXGIAdapter> adapter;
     error = factory->EnumAdapters(i, adapter.GetAddressOf());
     if (error.Error() == S_OK) {
       D3dDevice device;
       if (!device.Initialize(adapter)) {
         return std::vector<D3dDevice>();
       }
       result.push_back(std::move(device));
     } else if (error.Error() == DXGI_ERROR_NOT_FOUND) {
       break;
     } else {
-      LOG(LS_WARNING) << "IDXGIFactory1::EnumAdapters returns an unexpected "
-                         "error "
-                      << error.ErrorMessage() << " with code " << error.Error();
       return std::vector<D3dDevice>();
     }
   }
   return result;
 }
 
 }  // namespace webrtc