Remove redundant timeline API

runtime/include/dart_tools_api.h

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef INCLUDE_DART_TOOLS_API_H_
 #define INCLUDE_DART_TOOLS_API_H_
 
 #include "include/dart_api.h"
 
 /** \mainpage Dart Tools Embedding API Reference
@@ skipping 996 matching lines @@
  */
 DART_EXPORT void Dart_TimelineEvent(const char* label,
                                     int64_t timestamp0,
                                     int64_t timestamp1_or_async_id,
                                     Dart_Timeline_Event_Type type,
                                     intptr_t argument_count,
                                     const char** argument_names,
                                     const char** argument_values);
 
 /**
- * Add a duration timeline event to the embedder stream.
- *
- * \param label The name of the event.
- * \param start_micros The start of the duration (in microseconds)
- * \param end_micros The end of the duration (in microseconds)
- *
- * NOTE: All timestamps should be acquired from Dart_TimelineGetMicros.
- */
-DART_EXPORT void Dart_TimelineDuration(const char* label,
-                                       int64_t start_micros,
-                                       int64_t end_micros);
-
-
-/**
- * Add an instant timeline event to the embedder stream.
- *
- * \param label The name of event.
- *
- * NOTE: All timestamps should be acquired from Dart_TimelineGetMicros.
- */
-DART_EXPORT void Dart_TimelineInstant(const char* label);
-
-
-/**
- * Adds an asynchronous begin timeline event to the embedder stream.
- *
- * \param label The name of event.
- * \param async_id Pointer that receives the asynchronous id for this async
- *   operation. If it is less than 0 the event was not added to the timeline.
- *
- * NOTE: All timestamps should be acquired from Dart_TimelineGetMicros.
- */
-DART_EXPORT void Dart_TimelineAsyncBegin(const char* label,
-                                         int64_t* async_id);
-
-
-/**
- * Adds an asynchronous instant timeline event to the embedder stream.
- *
- * \param label The name of event.
- * \param async_id the asynchronous id received by Dart_TimelineAsyncBegin.
- *
- * NOTE: All timestamps should be acquired from Dart_TimelineGetMicros.
- */
-DART_EXPORT void Dart_TimelineAsyncInstant(const char* label,
-                                           int64_t async_id);
-
-
-/**
- * Adds an asynchronous end timeline event to the embedder stream.
- *
- * \param label The name of event.
- * \param async_id the asynchronous id received by Dart_TimelineAsyncBegin.
- *
- * NOTE: All timestamps should be acquired from Dart_TimelineGetMicros.
- */
-DART_EXPORT void Dart_TimelineAsyncEnd(const char* label,
-                                       int64_t async_id);
-
-
-/**
  * Called by the VM to let the embedder know when to start recording into the
  * timeline. Can be called from any thread.
  */
 typedef void (*Dart_EmbedderTimelineStartRecording)();
 
 /**
  * Called by the VM to let the embedder know when to stop recording into the
  * timeline. Can be called from any thread.
  */
 typedef void (*Dart_EmbedderTimelineStopRecording)();
 
 /**
  * Sets the embedder timeline callbacks. These callbacks are used by the VM
  * to notify the embedder of timeline recording state changes.
  *
  * \param start_recording See Dart_EmbedderTimelineStartRecording.
  * \param stop_recording See Dart_EmbedderTimelineStopRecording.
  *
  * NOTE: To avoid races, this should be called before Dart_Initialize.
  */
 DART_EXPORT void Dart_SetEmbedderTimelineCallbacks(
     Dart_EmbedderTimelineStartRecording start_recording,
     Dart_EmbedderTimelineStopRecording stop_recording);
 
 #endif  // INCLUDE_DART_TOOLS_API_H_