Modify Chromoting logging to hook into base logging.

remoting/base/util.h

 // Copyright (c) 2011 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.
 
 #ifndef REMOTING_BASE_UTIL_H_
 #define REMOTING_BASE_UTIL_H_
 
 #include "media/base/video_frame.h"
 
 namespace remoting {
 
+std::string GetTimestampString();
+
 // TODO(sergeyu): Move these methods to media.
 int GetBytesPerPixel(media::VideoFrame::Format format);
 
 // Convert YUV to RGB32 on a specific rectangle.
 void ConvertYUVToRGB32WithRect(const uint8* y_plane,
                                const uint8* u_plane,
                                const uint8* v_plane,
                                uint8* rgb_plane,
                                int x,
                                int y,
@@ skipping 11 matching lines @@
                                int y,
                                int width,
                                int height,
                                int rgb_stride,
                                int y_stride,
                                int uv_stride);
 
 }  // namespace remoting
 
 #endif  // REMOTING_BASE_UTIL_H_