Adding test for SingleNalUnit mode

modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc

Index: modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc
diff --git a/modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc b/modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc
index aba7657846afae31050aa0913135ecc938c244a4..ce32be8f7e03c85fcb0df4bfda623b0e9b74e42a 100644
--- a/modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc
+++ b/modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc
@@ -56,8 +56,8 @@ TEST_F(VideoProcessorIntegrationTestMediaCodec, ForemanCif500kbpsVp8) {
 
   QualityThresholds quality_thresholds(30.0, 15.0, 0.90, 0.40);
 
-  ProcessFramesAndMaybeVerify(rate_profile, &rc_thresholds, &quality_thresholds,
-                              kNoVisualizationParams);
+  ProcessFramesAndMaybeVerify(rate_profile, &rc_thresholds,
+    &quality_thresholds, nullptr, kNoVisualizationParams);

[hbos, 2017/09/25 16:13:41]

nit: There should be 2 more spaces in the indentation. You can run 
git cl format .
And it will fix indentations etc to match the style guide.

[ssilkin, 2017/09/26 09:17:52]

Done.

 }
 
 TEST_F(VideoProcessorIntegrationTestMediaCodec,
@@ -88,8 +88,8 @@ TEST_F(VideoProcessorIntegrationTestMediaCodec,
 
   QualityThresholds quality_thresholds(33.0, 30.0, 0.90, 0.85);
 
-  ProcessFramesAndMaybeVerify(rate_profile, &rc_thresholds, &quality_thresholds,
-                              kNoVisualizationParams);
+  ProcessFramesAndMaybeVerify(rate_profile, &rc_thresholds,
+    &quality_thresholds, nullptr, kNoVisualizationParams);
 }
 
 #endif  // defined(WEBRTC_ANDROID)