Implement per-server ProofVerifyDetails in MockCryptoClientStreamFactory.

net/quic/test_tools/mock_crypto_client_stream_factory.cc

Index: net/quic/test_tools/mock_crypto_client_stream_factory.cc
diff --git a/net/quic/test_tools/mock_crypto_client_stream_factory.cc b/net/quic/test_tools/mock_crypto_client_stream_factory.cc
index 5088c4347c8ef27cd4d761230c20cca6aa6681b2..ebb561116201b013d908c98f8584a8ad452c2aee 100644
--- a/net/quic/test_tools/mock_crypto_client_stream_factory.cc
+++ b/net/quic/test_tools/mock_crypto_client_stream_factory.cc
@@ -13,10 +13,12 @@ using std::string;
 
 namespace net {
 
+MockCryptoClientStreamFactory::~MockCryptoClientStreamFactory() {
+}
+
 MockCryptoClientStreamFactory::MockCryptoClientStreamFactory()
     : handshake_mode_(MockCryptoClientStream::CONFIRM_HANDSHAKE),
-      last_stream_(nullptr),
-      proof_verify_details_(nullptr) {
+      last_stream_(nullptr) {
 }
 
 QuicCryptoClientStream*
@@ -24,9 +26,14 @@ MockCryptoClientStreamFactory::CreateQuicCryptoClientStream(
     const QuicServerId& server_id,
     QuicClientSession* session,
     QuicCryptoClientConfig* crypto_config) {
-  last_stream_ = new MockCryptoClientStream(
-      server_id, session, nullptr, crypto_config, handshake_mode_,
-      proof_verify_details_);
+  const ProofVerifyDetails* proof_verify_details = nullptr;
+  if (!proof_verify_details_queue_.empty()) {
+    proof_verify_details = proof_verify_details_queue_.front();
+    proof_verify_details_queue_.pop();
+  }
+  last_stream_ =
+      new MockCryptoClientStream(server_id, session, nullptr, crypto_config,
+                                 handshake_mode_, proof_verify_details);
   return last_stream_;
 }