Add sent framerates to histogram stats:

webrtc/video/end_to_end_tests.cc

Index: webrtc/video/end_to_end_tests.cc
diff --git a/webrtc/video/end_to_end_tests.cc b/webrtc/video/end_to_end_tests.cc
index ce5a0e5f8f2245e7709b0c46c33472d7555d214a..f1d3e423265bf6047a1340dadafa668f78dc14ee 100644
--- a/webrtc/video/end_to_end_tests.cc
+++ b/webrtc/video/end_to_end_tests.cc
@@ -1635,9 +1635,18 @@ void EndToEndTest::VerifyHistogramStats(bool use_rtx, bool use_red) {
       "WebRTC.Video.ReceivedPacketsLostInPercent"));
 
   EXPECT_EQ(1, test::NumHistogramSamples(
+      "WebRTC.Video.InputFramesPerSecond"));
+  EXPECT_EQ(1, test::NumHistogramSamples(
+      "WebRTC.Video.SentFramesPerSecond"));
+  EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.DecodedFramesPerSecond"));
 
   EXPECT_EQ(1, test::NumHistogramSamples(
+      "WebRTC.Video.AvgEncodeTimeInMs"));
+  EXPECT_EQ(1, test::NumHistogramSamples(
+      "WebRTC.Video.MaxEncodeTimeInMs"));
+
+  EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.BitrateSentInKbps"));
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.BitrateReceivedInKbps"));