inprocess: Delete "standalone" internal transport

This had been used for a time with a combined inprocess+binder server.
However, just having multiple servers worked fine and this is no longer
used/needed.

inprocess/src/main/java/io/grpc/inprocess/InProcessTransport.java

@@ -21,7 +21,6 @@
 import static java.lang.Math.max;
 
 import com.google.common.base.MoreObjects;
-import com.google.common.base.Optional;
 import com.google.common.io.ByteStreams;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.SettableFuture;
@@ -54,7 +53,6 @@
 import io.grpc.internal.ManagedClientTransport;
 import io.grpc.internal.NoopClientStream;
 import io.grpc.internal.ObjectPool;
-import io.grpc.internal.ServerListener;
 import io.grpc.internal.ServerStream;
 import io.grpc.internal.ServerStreamListener;
 import io.grpc.internal.ServerTransport;
@@ -90,7 +88,6 @@ final class InProcessTransport implements ServerTransport, ConnectionClientTrans
   private final int clientMaxInboundMetadataSize;
   private final String authority;
   private final String userAgent;
-  private final Optional<ServerListener> optionalServerListener;
   private int serverMaxInboundMetadataSize;
   private final boolean includeCauseWithStatus;
   private ObjectPool<ScheduledExecutorService> serverSchedulerPool;
@@ -139,8 +136,8 @@ protected void handleNotInUse() {
         }
       };
 
-  private InProcessTransport(SocketAddress address, int maxInboundMetadataSize, String authority,
-      String userAgent, Attributes eagAttrs, Optional<ServerListener> optionalServerListener,
+  public InProcessTransport(SocketAddress address, int maxInboundMetadataSize, String authority,
+      String userAgent, Attributes eagAttrs,
       boolean includeCauseWithStatus, long assumedMessageSize) {
     this.address = address;
     this.clientMaxInboundMetadataSize = maxInboundMetadataSize;
@@ -153,48 +150,23 @@ private InProcessTransport(SocketAddress address, int maxInboundMetadataSize, St
         .set(Grpc.TRANSPORT_ATTR_REMOTE_ADDR, address)
         .set(Grpc.TRANSPORT_ATTR_LOCAL_ADDR, address)
         .build();
-    this.optionalServerListener = optionalServerListener;
     logId = InternalLogId.allocate(getClass(), address.toString());
     this.includeCauseWithStatus = includeCauseWithStatus;
     this.assumedMessageSize = assumedMessageSize;
   }
 
-  public InProcessTransport(
-      SocketAddress address, int maxInboundMetadataSize, String authority, String userAgent,
-      Attributes eagAttrs, boolean includeCauseWithStatus, long assumedMessageSize) {
-    this(address, maxInboundMetadataSize, authority, userAgent, eagAttrs,
-        Optional.<ServerListener>absent(), includeCauseWithStatus, assumedMessageSize);
-  }
-
-  InProcessTransport(
-      String name, int maxInboundMetadataSize, String authority, String userAgent,
-      Attributes eagAttrs, ObjectPool<ScheduledExecutorService> serverSchedulerPool,
-      List<ServerStreamTracer.Factory> serverStreamTracerFactories,
-      ServerListener serverListener, boolean includeCauseWithStatus, long assumedMessageSize) {
-    this(new InProcessSocketAddress(name), maxInboundMetadataSize, authority, userAgent, eagAttrs,
-        Optional.of(serverListener), includeCauseWithStatus, assumedMessageSize);
-    this.serverMaxInboundMetadataSize = maxInboundMetadataSize;
-    this.serverSchedulerPool = serverSchedulerPool;
-    this.serverStreamTracerFactories = serverStreamTracerFactories;
-  }
-
   @CheckReturnValue
   @Override
   public synchronized Runnable start(ManagedClientTransport.Listener listener) {
     this.clientTransportListener = listener;
-    if (optionalServerListener.isPresent()) {
+    InProcessServer server = InProcessServer.findServer(address);
+    if (server != null) {
+      serverMaxInboundMetadataSize = server.getMaxInboundMetadataSize();
+      serverSchedulerPool = server.getScheduledExecutorServicePool();
       serverScheduler = serverSchedulerPool.getObject();
-      serverTransportListener = optionalServerListener.get().transportCreated(this);
-    } else {
-      InProcessServer server = InProcessServer.findServer(address);
-      if (server != null) {
-        serverMaxInboundMetadataSize = server.getMaxInboundMetadataSize();
-        serverSchedulerPool = server.getScheduledExecutorServicePool();
-        serverScheduler = serverSchedulerPool.getObject();
-        serverStreamTracerFactories = server.getStreamTracerFactories();
-        // Must be semi-initialized; past this point, can begin receiving requests
-        serverTransportListener = server.register(this);
-      }
+      serverStreamTracerFactories = server.getStreamTracerFactories();
+      // Must be semi-initialized; past this point, can begin receiving requests
+      serverTransportListener = server.register(this);
     }
     if (serverTransportListener == null) {
       shutdownStatus = Status.UNAVAILABLE.withDescription("Could not find server: " + address);