Remove call_status_override_on_cancellation, peer_state_based_framing…

… experiments.

The peer_state_based_framing experiment is not used. The other experiment has been rolled out to 100% in prod for a while now. The expiry date of a few other experiments are updated.

PiperOrigin-RevId: 662565880

src/core/lib/experiments/experiments.yaml

@@ -40,13 +40,6 @@
 
 # This file only defines the experiments. Refer to rollouts.yaml for the rollout
 # state of each experiment.
-- name: call_status_override_on_cancellation
-  description:
-    Avoid overriding call status of successfully finished calls if it races with
-    cancellation.
-  expiry: 2024/08/01
-  owner: [email protected]
-  test_tags: []
 - name: call_tracer_in_transport
   description: Transport directly passes byte counts to CallTracer.
   expiry: 2024/09/30
@@ -82,7 +75,7 @@
   uses_polling: true
 - name: event_engine_listener
   description: Use EventEngine listeners instead of iomgr's grpc_tcp_server
-  expiry: 2024/10/01
+  expiry: 2024/12/01
   owner: [email protected]
   test_tags: ["core_end2end_test", "event_engine_listener_test"]
   uses_polling: true
@@ -110,14 +103,6 @@
   expiry: 2024/09/15
   owner: [email protected]
   test_tags: [flow_control_test]
-- name: peer_state_based_framing
-  description:
-    If set, the max sizes of frames sent to lower layers is controlled based
-    on the peer's memory pressure which is reflected in its max http2 frame
-    size.
-  expiry: 2024/08/01
-  owner: [email protected]
-  test_tags: ["flow_control_test"]
 - name: pick_first_new
   description: New pick_first impl with memory reduction.
   expiry: 2024/07/30
@@ -132,7 +117,7 @@
   allow_in_fuzzing_config: false # experiment currently crashes if enabled
 - name: schedule_cancellation_over_write
   description: Allow cancellation op to be scheduled over a write
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: [email protected]
   test_tags: []
 - name: server_privacy
@@ -148,17 +133,17 @@
     TCP would not indicate completion of a read operation until a specified
     number of bytes have been read over the socket.
     Buffers are also allocated according to estimated RPC sizes.
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: [email protected]
   test_tags: ["endpoint_test", "flow_control_test"]
 - name: tcp_rcv_lowat
   description: Use SO_RCVLOWAT to avoid wakeups on the read path.
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: [email protected]
   test_tags: ["endpoint_test", "flow_control_test"]
 - name: trace_record_callops
   description: Enables tracing of call batch initiation and completion.
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: [email protected]
   test_tags: []
 - name: unconstrained_max_quota_buffer_size

src/core/lib/experiments/rollouts.yaml

@@ -40,8 +40,6 @@
 #
 # Supported platforms: ios, windows, posix
 
-- name: call_status_override_on_cancellation
-  default: true
 - name: call_tracer_in_transport
   default: true
 - name: call_v3
@@ -79,8 +77,6 @@
   default: false
 - name: monitoring_experiment
   default: true
-- name: peer_state_based_framing
-  default: false
 - name: pending_queue_cap
   default: true
 - name: pick_first_new

src/core/lib/surface/filter_stack_call.cc

@@ -533,15 +533,13 @@ void FilterStackCall::BatchControl::PostCompletion() {
   FilterStackCall* call = call_;
   grpc_error_handle error = batch_error_.get();
 
-  if (IsCallStatusOverrideOnCancellationEnabled()) {
-    // On the client side, if final call status is already known (i.e if this op
-    // includes recv_trailing_metadata) and if the call status is known to be
-    // OK, then disregard the batch error to ensure call->receiving_buffer_ is
-    // not cleared.
-    if (op_.recv_trailing_metadata && call->is_client() &&
-        call->status_error_.ok()) {
-      error = absl::OkStatus();
-    }
+  // On the client side, if final call status is already known (i.e if this op
+  // includes recv_trailing_metadata) and if the call status is known to be
+  // OK, then disregard the batch error to ensure call->receiving_buffer_ is
+  // not cleared.
+  if (op_.recv_trailing_metadata && call->is_client() &&
+      call->status_error_.ok()) {
+    error = absl::OkStatus();
   }
 
   GRPC_TRACE_VLOG(call, 2) << "tag:" << completion_data_.notify_tag.tag