Move report_assistant_event into language_model crate (#25508)

This PR moves the `report_assistant_event` function from the
`language_models` crate to the `language_model` crate.

This allows us to drop some dependencies on `language_models`.

Release Notes:

- N/A

crates/assistant2/src/buffer_codegen.rs

@@ -9,10 +9,9 @@ use futures::{channel::mpsc, future::LocalBoxFuture, join, SinkExt, Stream, Stre
 use gpui::{App, AppContext as _, Context, Entity, EventEmitter, Subscription, Task};
 use language::{line_diff, Buffer, IndentKind, Point, TransactionId};
 use language_model::{
-    LanguageModel, LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage,
-    LanguageModelTextStream, Role,
+    report_assistant_event, LanguageModel, LanguageModelRegistry, LanguageModelRequest,
+    LanguageModelRequestMessage, LanguageModelTextStream, Role,
 };
-use language_models::report_assistant_event;
 use multi_buffer::MultiBufferRow;
 use parking_lot::Mutex;
 use prompt_library::PromptBuilder;

crates/assistant2/src/inline_assistant.rs

@@ -24,8 +24,7 @@ use gpui::{
     UpdateGlobal, WeakEntity, Window,
 };
 use language::{Buffer, Point, Selection, TransactionId};
-use language_model::LanguageModelRegistry;
-use language_models::report_assistant_event;
+use language_model::{report_assistant_event, LanguageModelRegistry};
 use multi_buffer::MultiBufferRow;
 use parking_lot::Mutex;
 use project::{CodeAction, ProjectTransaction};

crates/assistant2/src/terminal_codegen.rs

@@ -2,8 +2,7 @@ use crate::inline_prompt_editor::CodegenStatus;
 use client::telemetry::Telemetry;
 use futures::{channel::mpsc, SinkExt, StreamExt};
 use gpui::{App, AppContext as _, Context, Entity, EventEmitter, Task};
-use language_model::{LanguageModelRegistry, LanguageModelRequest};
-use language_models::report_assistant_event;
+use language_model::{report_assistant_event, LanguageModelRegistry, LanguageModelRequest};
 use std::{sync::Arc, time::Instant};
 use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};
 use terminal::Terminal;

crates/assistant2/src/terminal_inline_assistant.rs

@@ -13,9 +13,9 @@ use fs::Fs;
 use gpui::{App, Entity, Focusable, Global, Subscription, UpdateGlobal, WeakEntity};
 use language::Buffer;
 use language_model::{
-    LanguageModelRegistry, LanguageModelRequest, LanguageModelRequestMessage, Role,
+    report_assistant_event, LanguageModelRegistry, LanguageModelRequest,
+    LanguageModelRequestMessage, Role,
 };
-use language_models::report_assistant_event;
 use prompt_library::PromptBuilder;
 use std::sync::Arc;
 use telemetry_events::{AssistantEvent, AssistantKind, AssistantPhase};