Add rotation to EncodedImage and make sure it is passed through encoders.

webrtc/test/call_test.cc

Index: webrtc/test/call_test.cc
diff --git a/webrtc/test/call_test.cc b/webrtc/test/call_test.cc
index a9a502d92c5a069a90ddd5c6ab76d6e511b91e90..1a20ff80dad7b82c4e2e811b322fe41ab98c04d4 100644
--- a/webrtc/test/call_test.cc
+++ b/webrtc/test/call_test.cc
@@ -275,6 +275,10 @@ void CallTest::CreateVideoStreams() {
   }
 }
 
+void CallTest::SetFakeVideoCaptureRotation(VideoRotation rotation) {
+  frame_generator_capturer_->SetFakeRotation(rotation);
+}
+
 void CallTest::CreateAudioStreams() {
   audio_send_stream_ = sender_call_->CreateAudioSendStream(audio_send_config_);
   for (size_t i = 0; i < audio_receive_configs_.size(); ++i) {