perf(ingest): remove experiment for orjson (#68937)

Follow up for #68811

Author: anonrig

src/sentry/ingest/consumer/processors.py

@@ -14,15 +14,14 @@
 from sentry.attachments import CachedAttachment, attachment_cache
 from sentry.event_manager import save_attachment
 from sentry.eventstore.processing import event_processing_store
-from sentry.features.rollout import in_random_rollout
 from sentry.feedback.usecases.create_feedback import FeedbackCreationSource
 from sentry.ingest.userreport import Conflict, save_userreport
 from sentry.killswitches import killswitch_matches_context
 from sentry.models.project import Project
 from sentry.signals import event_accepted
 from sentry.tasks.store import preprocess_event, save_event_feedback, save_event_transaction
 from sentry.usage_accountant import record
-from sentry.utils import json, metrics
+from sentry.utils import metrics
 from sentry.utils.cache import cache_key_for_event
 from sentry.utils.dates import to_datetime
 from sentry.utils.snuba import RateLimitExceeded
@@ -120,10 +119,7 @@ def process_event(
     # serializing it again.
     # XXX: Do not use CanonicalKeyDict here. This may break preprocess_event
     # which assumes that data passed in is a raw dictionary.
-    if in_random_rollout("sentry-metrics.ingest-consumer.enable-orjson"):
-        data = orjson.loads(payload)
-    else:
-        data = json.loads(payload, use_rapid_json=True, skip_trace=True)
+    data = orjson.loads(payload)
 
     if project_id == settings.SENTRY_PROJECT:
         metrics.incr(
@@ -308,12 +304,8 @@ def process_individual_attachment(message: IngestMessage, project: Project) -> N
 @metrics.wraps("ingest_consumer.process_userreport")
 def process_userreport(message: IngestMessage, project: Project) -> bool:
     start_time = to_datetime(message["start_time"])
-    if in_random_rollout("sentry-metrics.ingest-consumer.enable-orjson"):
-        # Always create a span because json.loads passes skip_trace=False
-        with sentry_sdk.start_span(op="sentry.utils.json.loads"):
-            feedback = orjson.loads(message["payload"])
-    else:
-        feedback = json.loads(message["payload"], use_rapid_json=True)
+    with sentry_sdk.start_span(op="sentry.utils.json.loads"):
+        feedback = orjson.loads(message["payload"])
 
     try:
         save_userreport(