Display moving object detection result on Nexus for debugging.

webrtc/modules/video_processing/video_denoiser.cc

Index: webrtc/modules/video_processing/video_denoiser.cc
diff --git a/webrtc/modules/video_processing/video_denoiser.cc b/webrtc/modules/video_processing/video_denoiser.cc
index 4eef6d67c85842926e429bf1a14c7d1c5cbb9010..eafb5fae97e791c27fefecb67a5541a8f92d7a24 100644
--- a/webrtc/modules/video_processing/video_denoiser.cc
+++ b/webrtc/modules/video_processing/video_denoiser.cc
@@ -12,6 +12,8 @@
 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h"
 #include "webrtc/modules/video_processing/video_denoiser.h"
 
+namespace webrtc {
+
 #if DISPLAY  // Rectangle diagnostics
 static void CopyMem8x8(const uint8_t* src,
                        int src_stride,
@@ -66,8 +68,6 @@ static void ShowRect(const std::unique_ptr<DenoiserFilter>& filter,
 }
 #endif
 
-namespace webrtc {
-
 VideoDenoiser::VideoDenoiser(bool runtime_cpu_detection)
     : width_(0),
       height_(0),