Delete AsyncSocket class, merge into Socket class

Bug: webrtc:13065
Change-Id: I13afee2386ea9c4de0e4fa95133f0c4d3ec826e8
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/227031
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
Commit-Queue: Niels Moller <nisse@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#34787}
diff --git a/rtc_base/openssl_adapter_unittest.cc b/rtc_base/openssl_adapter_unittest.cc
index 4bd8799..0805cba 100644
--- a/rtc_base/openssl_adapter_unittest.cc
+++ b/rtc_base/openssl_adapter_unittest.cc
@@ -15,17 +15,17 @@
 #include <vector>
 
 #include "absl/memory/memory.h"
-#include "rtc_base/async_socket.h"
 #include "rtc_base/gunit.h"
+#include "rtc_base/socket.h"
 #include "test/gmock.h"
 
 namespace rtc {
 namespace {
 
-class MockAsyncSocket : public AsyncSocket {
+class MockAsyncSocket : public Socket {
  public:
   virtual ~MockAsyncSocket() = default;
-  MOCK_METHOD(AsyncSocket*, Accept, (SocketAddress*), (override));
+  MOCK_METHOD(Socket*, Accept, (SocketAddress*), (override));
   MOCK_METHOD(SocketAddress, GetLocalAddress, (), (const, override));
   MOCK_METHOD(SocketAddress, GetRemoteAddress, (), (const, override));
   MOCK_METHOD(int, Bind, (const SocketAddress&), (override));
@@ -84,7 +84,7 @@
 // Verifies that SSLStart works when OpenSSLAdapter is started in standalone
 // mode.
 TEST(OpenSSLAdapterTest, TestBeginSSLBeforeConnection) {
-  AsyncSocket* async_socket = new MockAsyncSocket();
+  Socket* async_socket = new MockAsyncSocket();
   OpenSSLAdapter adapter(async_socket);
   EXPECT_EQ(adapter.StartSSL("webrtc.org"), 0);
 }
@@ -92,7 +92,7 @@
 // Verifies that the adapter factory can create new adapters.
 TEST(OpenSSLAdapterFactoryTest, CreateSingleOpenSSLAdapter) {
   OpenSSLAdapterFactory adapter_factory;
-  AsyncSocket* async_socket = new MockAsyncSocket();
+  Socket* async_socket = new MockAsyncSocket();
   auto simple_adapter = std::unique_ptr<OpenSSLAdapter>(
       adapter_factory.CreateAdapter(async_socket));
   EXPECT_NE(simple_adapter, nullptr);
@@ -107,7 +107,7 @@
 
   OpenSSLAdapterFactory adapter_factory;
   adapter_factory.SetCertVerifier(cert_verifier.get());
-  AsyncSocket* async_socket = new MockAsyncSocket();
+  Socket* async_socket = new MockAsyncSocket();
   auto simple_adapter = std::unique_ptr<OpenSSLAdapter>(
       adapter_factory.CreateAdapter(async_socket));
   EXPECT_NE(simple_adapter, nullptr);