1 files changed, 74 insertions, 0 deletions
diff --git a/dom/webidl/ProfileTimelineMarker.webidl b/dom/webidl/ProfileTimelineMarker.webidl
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+++ b/dom/webidl/ProfileTimelineMarker.webidl
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+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+// For Javascript markers, the |stack| of a ProfileTimelineMarker
+// holds an object of this type.  It intentionally looks like a
+// SavedStack object and is a representation of the frame that is
+// about to be constructed at the entry point.
+dictionary ProfileTimelineStackFrame {
+  long line;
+  long column = 0;
+  DOMString source;
+  DOMString functionDisplayName;
+  object? parent = null;
+  object? asyncParent = null;
+  DOMString asyncCause;
+};
+
+dictionary ProfileTimelineLayerRect {
+  long x = 0;
+  long y = 0;
+  long width = 0;
+  long height = 0;
+};
+
+enum ProfileTimelineMessagePortOperationType {
+  "serializeData",
+  "deserializeData",
+};
+
+enum ProfileTimelineWorkerOperationType {
+  "serializeDataOffMainThread",
+  "serializeDataOnMainThread",
+  "deserializeDataOffMainThread",
+  "deserializeDataOnMainThread",
+};
+
+dictionary ProfileTimelineMarker {
+  DOMString name = "";
+  DOMHighResTimeStamp start = 0;
+  DOMHighResTimeStamp end = 0;
+  object? stack = null;
+
+  unsigned short processType;
+  boolean isOffMainThread;
+
+  /* For ConsoleTime, Timestamp and Javascript markers.  */
+  DOMString causeName;
+
+  /* For ConsoleTime markers.  */
+  object? endStack = null;
+
+  /* For DOMEvent markers.  */
+  DOMString type;
+  unsigned short eventPhase;
+
+  /* For document::DOMContentLoaded and document::Load markers. Using this
+   * instead of the `start` and `end` timestamps is strongly discouraged. */
+  unsigned long long unixTime; // in microseconds
+
+  /* For Paint markers.  */
+  sequence<ProfileTimelineLayerRect> rectangles;
+
+  /* For Style markers. */
+  DOMString restyleHint;
+
+  /* For MessagePort markers. */
+  ProfileTimelineMessagePortOperationType messagePortOperation;
+
+  /* For Worker markers. */
+  ProfileTimelineWorkerOperationType workerOperation;
+};