Revert of QUIC - Race Cert Verification with host resolution if certs are

net/quic/crypto/proof_verifier.h

Index: net/quic/crypto/proof_verifier.h
diff --git a/net/quic/crypto/proof_verifier.h b/net/quic/crypto/proof_verifier.h
index 832fc1036ba577cb396bd245b5927a13e2a1f015..fc520aab9b27bb3821b0b9e959fae401e639c6f0 100644
--- a/net/quic/crypto/proof_verifier.h
+++ b/net/quic/crypto/proof_verifier.h
@@ -87,26 +87,6 @@
       std::string* error_details,
       std::unique_ptr<ProofVerifyDetails>* details,
       ProofVerifierCallback* callback) = 0;
-
-  // VerifyCertChain checks that |certs| is a valid chain for |hostname|. On
-  // success, it returns QUIC_SUCCESS. On failure, it returns QUIC_FAILURE and
-  // sets |*error_details| to a description of the problem. In either case it
-  // may set |*details|, which the caller takes ownership of.
-  //
-  // |context| specifies an implementation specific struct (which may be nullptr
-  // for some implementations) that provides useful information for the
-  // verifier, e.g. logging handles.
-  //
-  // This function may also return QUIC_PENDING, in which case the ProofVerifier
-  // will call back, on the original thread, via |callback| when complete.
-  // In this case, the ProofVerifier will take ownership of |callback|.
-  virtual QuicAsyncStatus VerifyCertChain(
-      const std::string& hostname,
-      const std::vector<std::string>& certs,
-      const ProofVerifyContext* context,
-      std::string* error_details,
-      std::unique_ptr<ProofVerifyDetails>* details,
-      ProofVerifierCallback* callback) = 0;
 };
 
 }  // namespace net