Revert of Remove unecessary non fatal error statement that very often is printed in the PSNR or SSIM metric n…

webrtc/tools/frame_analyzer/video_quality_analysis.cc

Index: webrtc/tools/frame_analyzer/video_quality_analysis.cc
diff --git a/webrtc/tools/frame_analyzer/video_quality_analysis.cc b/webrtc/tools/frame_analyzer/video_quality_analysis.cc
index d71ac573b7ee48755441b7fd0620393bc650ee35..66ca469ecd587ac0e1ac98d4dc6c0b3325b6c249 100644
--- a/webrtc/tools/frame_analyzer/video_quality_analysis.cc
+++ b/webrtc/tools/frame_analyzer/video_quality_analysis.cc
@@ -460,6 +460,10 @@
       }
       continue;
     }
+    fprintf(stderr,
+            "Found barcode %d in test video, which is not in reference video",
+            it_test->first);
+    return;
   }
 
   fprintf(output, "RESULT Max_repeated: %s= %d\n", label.c_str(),