Killing off QUICv12, including cleaning out all of the code for handling

net/tools/quic/test_tools/quic_test_utils.cc

Index: net/tools/quic/test_tools/quic_test_utils.cc
diff --git a/net/tools/quic/test_tools/quic_test_utils.cc b/net/tools/quic/test_tools/quic_test_utils.cc
index 9ae1a3d17ca291c8aa0de4e2be73cb60e5e14897..016e834d7c3f36c4325c5e889dfcf7d4319f07e8 100644
--- a/net/tools/quic/test_tools/quic_test_utils.cc
+++ b/net/tools/quic/test_tools/quic_test_utils.cc
@@ -102,15 +102,6 @@ MockQuicServerSessionVisitor::MockQuicServerSessionVisitor() {
 MockQuicServerSessionVisitor::~MockQuicServerSessionVisitor() {
 }
 
-bool TestDecompressorVisitor::OnDecompressedData(StringPiece data) {
-  data.AppendToString(&data_);
-  return true;
-}
-
-void TestDecompressorVisitor::OnDecompressionError() {
-  error_ = true;
-}
-
 MockAckNotifierDelegate::MockAckNotifierDelegate() {
 }