Change constructors for QuiConnectionCloseFrame

Change the constructors for the QuicConnectionCloseFrame to properly
handle generation of IETF Transport/Application Connection Closes vs
Google QUIC Connection Closes

gfe-relnote: N/A constructor change only, changes used only for IETF QUIC (V99)
PiperOrigin-RevId: 255037353
Change-Id: Ia64291202b27b1682b8ccb88c331623b81d22fe5

quic/core/frames/quic_connection_close_frame.cc

diff --git a/quic/core/frames/quic_connection_close_frame.cc b/quic/core/frames/quic_connection_close_frame.cc
index ad51068..d436499 100644
--- a/quic/core/frames/quic_connection_close_frame.cc
+++ b/quic/core/frames/quic_connection_close_frame.cc
@@ -25,16 +25,25 @@
       transport_close_frame_type(0) {}
 
 QuicConnectionCloseFrame::QuicConnectionCloseFrame(
-    QuicIetfTransportErrorCodes transport_error_code,
-    QuicErrorCode extracted_error_code,
+    QuicErrorCode quic_error_code,
     std::string error_details,
-    uint64_t transport_close_frame_type)
-    // Default close type ensures that existing, pre-V99 code works as expected.
-    : close_type(GOOGLE_QUIC_CONNECTION_CLOSE),
-      transport_error_code(transport_error_code),
-      extracted_error_code(extracted_error_code),
+    uint64_t ietf_application_error_code)
+    : close_type(IETF_QUIC_APPLICATION_CONNECTION_CLOSE),
+      application_error_code(ietf_application_error_code),
+      extracted_error_code(quic_error_code),
       error_details(std::move(error_details)),
-      transport_close_frame_type(transport_close_frame_type) {}
+      transport_close_frame_type(0) {}
+
+QuicConnectionCloseFrame::QuicConnectionCloseFrame(
+    QuicErrorCode quic_error_code,
+    std::string error_details,
+    QuicIetfTransportErrorCodes transport_error_code,
+    uint64_t transport_frame_type)
+    : close_type(IETF_QUIC_TRANSPORT_CONNECTION_CLOSE),
+      transport_error_code(transport_error_code),
+      extracted_error_code(quic_error_code),
+      error_details(std::move(error_details)),
+      transport_close_frame_type(transport_frame_type) {}
 
 std::ostream& operator<<(
     std::ostream& os,

quic/core/frames/quic_connection_close_frame.h

diff --git a/quic/core/frames/quic_connection_close_frame.h b/quic/core/frames/quic_connection_close_frame.h
index 68ed112..8025fbe 100644
--- a/quic/core/frames/quic_connection_close_frame.h
+++ b/quic/core/frames/quic_connection_close_frame.h
@@ -26,11 +26,21 @@
 
 struct QUIC_EXPORT_PRIVATE QuicConnectionCloseFrame {
   QuicConnectionCloseFrame();
+
+  // TODO(fkastenholz): After migration to supporting IETF QUIC, this probably
+  // should be deprecated.
   QuicConnectionCloseFrame(QuicErrorCode error_code, std::string error_details);
-  QuicConnectionCloseFrame(QuicIetfTransportErrorCodes transport_error_code,
-                           QuicErrorCode extracted_error_code,
+
+  // Sets close_type to IETF_QUIC_APPLICATION_CONNECTION_CLOSE.
+  QuicConnectionCloseFrame(QuicErrorCode quic_error_code,
                            std::string error_details,
-                           uint64_t frame_type);
+                           uint64_t ietf_application_error_code);
+
+  // Sets close_type to IETF_QUIC_TRANSPORT_CONNECTION_CLOSE.
+  QuicConnectionCloseFrame(QuicErrorCode quic_error_code,
+                           std::string error_details,
+                           QuicIetfTransportErrorCodes transport_error_code,
+                           uint64_t transport_frame_type);
 
   friend QUIC_EXPORT_PRIVATE std::ostream& operator<<(
       std::ostream& os,