Make SpdyHeaderBlock non-copyable.

net/quic/quic_network_transaction_unittest.cc

Index: net/quic/quic_network_transaction_unittest.cc
diff --git a/net/quic/quic_network_transaction_unittest.cc b/net/quic/quic_network_transaction_unittest.cc
index 7460a51eb7253ab7a5a640f90cd714ca15344ce4..78d69aeaba26f47ff0a21ff812fe083f141c5f97 100644
--- a/net/quic/quic_network_transaction_unittest.cc
+++ b/net/quic/quic_network_transaction_unittest.cc
@@ -413,7 +413,7 @@ class QuicNetworkTransactionTest
         ConvertRequestPriorityToQuicPriority(DEFAULT_PRIORITY);
     return client_maker_.MakeRequestHeadersPacketWithOffsetTracking(
         packet_number, stream_id, should_include_version, fin, priority,
-        headers, offset);
+        std::move(headers), offset);
   }
 
   std::unique_ptr<QuicEncryptedPacket> ConstructClientRequestHeadersPacket(
@@ -428,7 +428,7 @@ class QuicNetworkTransactionTest
         ConvertRequestPriorityToQuicPriority(DEFAULT_PRIORITY);
     return client_maker_.MakeRequestHeadersPacketWithOffsetTracking(
         packet_number, stream_id, should_include_version, fin, priority,
-        headers, offset);
+        std::move(headers), offset);
   }
 
   std::unique_ptr<QuicEncryptedPacket> ConstructClientRequestHeadersPacket(
@@ -484,7 +484,8 @@ class QuicNetworkTransactionTest
       SpdyHeaderBlock headers,
       QuicStreamOffset* offset) {
     return server_maker_.MakeResponseHeadersPacketWithOffsetTracking(
-        packet_number, stream_id, should_include_version, fin, headers, offset);
+        packet_number, stream_id, should_include_version, fin,
+        std::move(headers), offset);
   }
 
   std::unique_ptr<QuicEncryptedPacket> ConstructServerResponseHeadersPacket(
@@ -496,7 +497,8 @@ class QuicNetworkTransactionTest
       QuicStreamOffset* offset,
       QuicTestPacketMaker* maker) {
     return server_maker_.MakeResponseHeadersPacketWithOffsetTracking(
-        packet_number, stream_id, should_include_version, fin, headers, offset);
+        packet_number, stream_id, should_include_version, fin,
+        std::move(headers), offset);
   }
 
   void CreateSession() {