1 files changed, 36 insertions, 0 deletions
diff --git a/devtools/client/performance/modules/global.js b/devtools/client/performance/modules/global.js
new file mode 100644
index 0000000000..7816becc70
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+++ b/devtools/client/performance/modules/global.js
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+/* 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/. */
+"use strict";
+
+const { MultiLocalizationHelper } = require("devtools/shared/l10n");
+const { PrefsHelper } = require("devtools/client/shared/prefs");
+
+/**
+ * Localization convenience methods.
+ */
+exports.L10N = new MultiLocalizationHelper(
+  "devtools/client/locales/markers.properties",
+  "devtools/client/locales/performance.properties"
+);
+
+/**
+ * A list of preferences for this tool. The values automatically update
+ * if somebody edits edits about:config or the prefs change somewhere else.
+ *
+ * This needs to be registered and unregistered when used for the auto-update
+ * functionality to work. The PerformanceController handles this, but if you
+ * just use this module in a test independently, ensure you call
+ * `registerObserver()` and `unregisterUnobserver()`.
+ */
+exports.PREFS = new PrefsHelper("devtools.performance", {
+  "show-triggers-for-gc-types": ["Char", "ui.show-triggers-for-gc-types"],
+  "show-platform-data": ["Bool", "ui.show-platform-data"],
+  "hidden-markers": ["Json", "timeline.hidden-markers"],
+  "memory-sample-probability": ["Float", "memory.sample-probability"],
+  "memory-max-log-length": ["Int", "memory.max-log-length"],
+  "profiler-buffer-size": ["Int", "profiler.buffer-size"],
+  "profiler-sample-frequency": ["Int", "profiler.sample-frequency-hz"],
+  // TODO: re-enable once we flame charts via bug 1148663.
+  "enable-memory-flame": ["Bool", "ui.enable-memory-flame"],
+});