Relanding: Removing #defines previously used for building without BoringSSL/OpenSSL.

webrtc/base/opensslstreamadapter.h

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 91 matching lines @@
                             bool use_context,
                             uint8_t* result,
                             size_t result_len) override;
 
   // DTLS-SRTP interface
   bool SetDtlsSrtpCryptoSuites(const std::vector<int>& crypto_suites) override;
   bool GetDtlsSrtpCryptoSuite(int* crypto_suite) override;
 
   bool IsTlsConnected() override;
 
-  // Capabilities interfaces
-  static bool HaveDtls();
-  static bool HaveDtlsSrtp();
-  static bool HaveExporter();
+  // Capabilities interfaces.
   static bool IsBoringSsl();
 
   static bool IsAcceptableCipher(int cipher, KeyType key_type);
   static bool IsAcceptableCipher(const std::string& cipher, KeyType key_type);
 
   // Use our timeutils.h source of timing in BoringSSL, allowing us to test
   // using a fake clock.
   static void enable_time_callback_for_testing();
 
  protected:
@@ skipping 89 matching lines @@
 
   // Max. allowed protocol version
   SSLProtocolVersion ssl_max_version_;
 };
 
 /////////////////////////////////////////////////////////////////////////////
 
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_OPENSSLSTREAMADAPTER_H__