Add missing logging codepaths for client certificate lookup.

net/ssl/ssl_platform_key_util.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/ssl/ssl_platform_key_util.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/strings/string_piece.h"
@@ skipping 53 matching lines @@
   }
 
   CBS cbs;
   CBS_init(&cbs, reinterpret_cast<const uint8_t*>(spki.data()), spki.size());
   bssl::UniquePtr<EVP_PKEY> key(EVP_parse_public_key(&cbs));
   if (!key || CBS_len(&cbs) != 0) {
     LOG(ERROR) << "Could not parse public key.";
     return false;
   }
 
-  switch (EVP_PKEY_id(key.get())) {
+  int key_type = EVP_PKEY_id(key.get());
+  switch (key_type) {
     case EVP_PKEY_RSA:
       *out_type = SSLPrivateKey::Type::RSA;
       break;
 
     case EVP_PKEY_EC: {
       EC_KEY* ec_key = EVP_PKEY_get0_EC_KEY(key.get());
       int curve = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec_key));
       switch (curve) {
         case NID_X9_62_prime256v1:
           *out_type = SSLPrivateKey::Type::ECDSA_P256;
           break;
         case NID_secp384r1:
           *out_type = SSLPrivateKey::Type::ECDSA_P384;
           break;
         case NID_secp521r1:
           *out_type = SSLPrivateKey::Type::ECDSA_P384;
           break;
         default:
+          LOG(ERROR) << "Unsupported curve type " << curve;
           return false;
       }
       break;
     }
 
     default:
+      LOG(ERROR) << "Unsupported key type " << key_type;
       return false;
   }
 
   *out_max_length = EVP_PKEY_size(key.get());
   return true;
 }
 
 }  // namespace net