From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 dom/webidl/CheckerboardReportService.webidl | 58 +++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 dom/webidl/CheckerboardReportService.webidl

(limited to 'dom/webidl/CheckerboardReportService.webidl')

diff --git a/dom/webidl/CheckerboardReportService.webidl b/dom/webidl/CheckerboardReportService.webidl
new file mode 100644
index 000000000..d5a624e0f
--- /dev/null
+++ b/dom/webidl/CheckerboardReportService.webidl
@@ -0,0 +1,58 @@
+/* -*- 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/.
+ */
+
+/*
+ * This file declares data structures used to communicate checkerboard reports
+ * from C++ code to about:checkerboard (see bug 1238042). These dictionaries
+ * are NOT exposed to standard web content.
+ */
+
+enum CheckerboardReason {
+  "severe",
+  "recent"
+};
+
+// Individual checkerboard report. Contains fields for the severity of the
+// checkerboard event, the timestamp at which it was reported, the detailed
+// log of the event, and the reason this report was saved (currently either
+// "severe" or "recent").
+dictionary CheckerboardReport {
+  unsigned long severity;
+  DOMTimeStamp timestamp; // milliseconds since epoch
+  DOMString log;
+  CheckerboardReason reason;
+};
+
+// The guard function only allows creation of this interface on the
+// about:checkerboard page, and only if it's in the parent process.
+[Func="mozilla::dom::CheckerboardReportService::IsEnabled",
+ Constructor]
+interface CheckerboardReportService {
+  /**
+   * Gets the available checkerboard reports.
+   */
+  sequence<CheckerboardReport> getReports();
+
+  /**
+   * Gets the state of the apz.record_checkerboarding pref.
+   */
+  boolean isRecordingEnabled();
+
+  /**
+   * Sets the state of the apz.record_checkerboarding pref.
+   */
+  void setRecordingEnabled(boolean aEnabled);
+
+  /**
+   * Flush any in-progress checkerboard reports. Since this happens
+   * asynchronously, the caller may register an observer with the observer
+   * service to be notified when this operation is complete. The observer should
+   * listen for the topic "APZ:FlushActiveCheckerboard:Done". Upon receiving
+   * this notification, the caller may call getReports() to obtain the flushed
+   * reports, along with any other reports that are available.
+   */
+  void flushActiveReports();
+};
-- 
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