Measure encoding time on encode callbacks.

webrtc/video/encoder_state_feedback_unittest.cc

Index: webrtc/video/encoder_state_feedback_unittest.cc
diff --git a/webrtc/video/encoder_state_feedback_unittest.cc b/webrtc/video/encoder_state_feedback_unittest.cc
index b9199ddeb377a1ad0351dfe19cb70998ca4bf6dd..8fa1c12f76dc18bdc853ff395f0d52982c8157b6 100644
--- a/webrtc/video/encoder_state_feedback_unittest.cc
+++ b/webrtc/video/encoder_state_feedback_unittest.cc
@@ -31,7 +31,13 @@ namespace webrtc {
 class MockVieEncoder : public ViEEncoder {
  public:
   explicit MockVieEncoder(ProcessThread* process_thread, PacedSender* pacer)
-      : ViEEncoder(1, process_thread, nullptr, nullptr, pacer, nullptr) {}
+      : ViEEncoder(1,
+                   process_thread,
+                   nullptr,
+                   nullptr,
+                   nullptr,
+                   pacer,
+                   nullptr) {}
   ~MockVieEncoder() {}
 
   MOCK_METHOD1(OnReceivedIntraFrameRequest,