Revert of Let ViEEncoder handle resolution changes.

webrtc/config.cc

Index: webrtc/config.cc
diff --git a/webrtc/config.cc b/webrtc/config.cc
index 7c1a0a8bc6ecbdb85198435065b1f3be2d6f2463..3761d66cc7484ac909f4619c34269c7013d9d797 100644
--- a/webrtc/config.cc
+++ b/webrtc/config.cc
@@ -117,14 +117,21 @@
     : content_type(ContentType::kRealtimeVideo),
       encoder_specific_settings(nullptr),
       min_transmit_bitrate_bps(0),
-      max_bitrate_bps(0),
-      number_of_streams(0) {}
+      expect_encode_from_texture(false) {}
 
 VideoEncoderConfig::~VideoEncoderConfig() = default;
 
 std::string VideoEncoderConfig::ToString() const {
   std::stringstream ss;
-  ss << "{content_type: ";
+
+  ss << "{streams: [";
+  for (size_t i = 0; i < streams.size(); ++i) {
+    ss << streams[i].ToString();
+    if (i != streams.size() - 1)
+      ss << ", ";
+  }
+  ss << ']';
+  ss << ", content_type: ";
   switch (content_type) {
     case ContentType::kRealtimeVideo:
       ss << "kRealtimeVideo";