Remove redundant timeline API

runtime/vm/dart_api_impl.cc

Index: runtime/vm/dart_api_impl.cc
diff --git a/runtime/vm/dart_api_impl.cc b/runtime/vm/dart_api_impl.cc
index ffcbc7da62e066a7ebdc1af8cc8c074e88f3ad1a..0a25473aabd089d59f48d3d6d40b86d9fbbdada3 100644
--- a/runtime/vm/dart_api_impl.cc
+++ b/runtime/vm/dart_api_impl.cc
@@ -6006,115 +6006,6 @@ DART_EXPORT void Dart_TimelineEvent(const char* label,
 }
 
 
-DART_EXPORT void Dart_TimelineDuration(const char* label,
-                                       int64_t start_micros,
-                                       int64_t end_micros) {
-  if (!FLAG_support_timeline) {
-    return;
-  }
-  if (start_micros > end_micros) {
-    FATAL1("%s: start_micros must be <= end_micros", CURRENT_FUNC);
-  }
-  if (label == NULL) {
-    return;
-  }
-  TimelineStream* stream = Timeline::GetEmbedderStream();
-  ASSERT(stream != NULL);
-  TimelineEvent* event = stream->StartEvent();
-  if (event != NULL) {
-    event->Duration(label, start_micros, end_micros);
-    event->Complete();
-  }
-}
-
-
-DART_EXPORT void Dart_TimelineInstant(const char* label) {
-  if (!FLAG_support_timeline) {
-    return;
-  }
-  if (label == NULL) {
-    return;
-  }
-  TimelineStream* stream = Timeline::GetEmbedderStream();
-  ASSERT(stream != NULL);
-  TimelineEvent* event = stream->StartEvent();
-  if (event != NULL) {
-    event->Instant(label);
-    event->Complete();
-  }
-  return;
-}
-
-
-DART_EXPORT void Dart_TimelineAsyncBegin(const char* label,
-                                         int64_t* async_id) {
-  if (!FLAG_support_timeline) {
-    return;
-  }
-  if (label == NULL) {
-    return;
-  }
-  if (async_id == NULL) {
-    return;
-  }
-  *async_id = -1;
-  TimelineStream* stream = Timeline::GetEmbedderStream();
-  ASSERT(stream != NULL);
-  TimelineEvent* event = stream->StartEvent();
-  if (event != NULL) {
-    TimelineEventRecorder* recorder = Timeline::recorder();
-    ASSERT(recorder != NULL);
-    *async_id = recorder->GetNextAsyncId();
-    event->AsyncBegin(label, *async_id);
-    event->Complete();
-  }
-  return;
-}
-
-
-DART_EXPORT void Dart_TimelineAsyncInstant(const char* label,
-                                           int64_t async_id) {
-  if (!FLAG_support_timeline) {
-    return;
-  }
-  if (async_id < 0) {
-    return;
-  }
-  if (label == NULL) {
-    return;
-  }
-  TimelineStream* stream = Timeline::GetEmbedderStream();
-  ASSERT(stream != NULL);
-  TimelineEvent* event = stream->StartEvent();
-  if (event != NULL) {
-    event->AsyncInstant(label, async_id);
-    event->Complete();
-  }
-  return;
-}
-
-
-DART_EXPORT void Dart_TimelineAsyncEnd(const char* label,
-                                       int64_t async_id) {
-  if (!FLAG_support_timeline) {
-    return;
-  }
-  if (async_id < 0) {
-    return;
-  }
-  if (label == NULL) {
-    return;
-  }
-  TimelineStream* stream = Timeline::GetEmbedderStream();
-  ASSERT(stream != NULL);
-  TimelineEvent* event = stream->StartEvent();
-  if (event != NULL) {
-    event->AsyncEnd(label, async_id);
-    event->Complete();
-  }
-  return;
-}
-
 // The precompiler is included in dart_bootstrap and dart_noopt, and
 // excluded from dart and dart_precompiled_runtime.
 #if !defined(DART_PRECOMPILER)