LibIPC: Stop exchanging client/server PIDs in greeting handshake

The PIDs were used for sharing shbufs between processes, but now that
we have migrated to file descriptor passing, we no longer need to know
the PID of the other side.

2 files changed, 3 insertions, 4 deletions

diff --git a/Userland/Services/ImageDecoder/ClientConnection.cpp b/Userland/Services/ImageDecoder/ClientConnection.cpp
index db8d663e2b..97fd11eb2f 100644
--- a/Userland/Services/ImageDecoder/ClientConnection.cpp
+++ b/Userland/Services/ImageDecoder/ClientConnection.cpp
@@ -51,10 +51,9 @@ void ClientConnection::die()
     exit(0);
 }
 
-OwnPtr<Messages::ImageDecoderServer::GreetResponse> ClientConnection::handle(const Messages::ImageDecoderServer::Greet& message)
+OwnPtr<Messages::ImageDecoderServer::GreetResponse> ClientConnection::handle(const Messages::ImageDecoderServer::Greet&)
 {
-    set_client_pid(message.client_pid());
-    return make<Messages::ImageDecoderServer::GreetResponse>(client_id(), getpid());
+    return make<Messages::ImageDecoderServer::GreetResponse>(client_id());
 }
 
 OwnPtr<Messages::ImageDecoderServer::DecodeImageResponse> ClientConnection::handle(const Messages::ImageDecoderServer::DecodeImage& message)
diff --git a/Userland/Services/ImageDecoder/ImageDecoderServer.ipc b/Userland/Services/ImageDecoder/ImageDecoderServer.ipc
index 64ebc04b26..c8d393ad4d 100644
--- a/Userland/Services/ImageDecoder/ImageDecoderServer.ipc
+++ b/Userland/Services/ImageDecoder/ImageDecoderServer.ipc
@@ -1,6 +1,6 @@
 endpoint ImageDecoderServer = 7001
 {
-    Greet(i32 client_pid) => (i32 client_id, i32 server_pid)
+    Greet() => (i32 client_id)
 
     DecodeImage(Core::AnonymousBuffer data) => (bool is_animated, u32 loop_count, Vector<Gfx::ShareableBitmap> bitmaps, Vector<u32> durations)
 }