1 files changed, 90 insertions, 0 deletions
diff --git a/devtools/shared/specs/perf.js b/devtools/shared/specs/perf.js
new file mode 100644
index 0000000000..de8f9ffb21
--- /dev/null
+++ b/devtools/shared/specs/perf.js
@@ -0,0 +1,90 @@
+/* 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 {
+  Arg,
+  Option,
+  RetVal,
+  generateActorSpec,
+} = require("resource://devtools/shared/protocol.js");
+
+const perfDescription = {
+  typeName: "perf",
+
+  events: {
+    "profiler-started": {
+      type: "profiler-started",
+      entries: Arg(0, "number"),
+      interval: Arg(1, "number"),
+      features: Arg(2, "number"),
+      duration: Arg(3, "nullable:number"),
+      // The `activeTabID` option passed to `profiler_start` is used to
+      // determine the active tab when user starts the profiler.
+      // This is a parameter that is generated on the
+      // server, that's why we don't need to pass anything on `startProfiler`
+      // actor method. But we return this in "profiler-started" event because
+      // client may want to use that value.
+      activeTabID: Arg(4, "number"),
+    },
+    "profiler-stopped": {
+      type: "profiler-stopped",
+    },
+  },
+
+  methods: {
+    startProfiler: {
+      request: {
+        entries: Option(0, "number"),
+        duration: Option(0, "nullable:number"),
+        interval: Option(0, "number"),
+        features: Option(0, "array:string"),
+        threads: Option(0, "array:string"),
+      },
+      response: { value: RetVal("boolean") },
+    },
+
+    /**
+     * Returns null when unable to return the profile.
+     */
+    getProfileAndStopProfiler: {
+      request: {},
+      response: RetVal("nullable:json"),
+    },
+
+    stopProfilerAndDiscardProfile: {
+      request: {},
+      response: {},
+    },
+
+    getSymbolTable: {
+      request: {
+        debugPath: Arg(0, "string"),
+        breakpadId: Arg(1, "string"),
+      },
+      response: { value: RetVal("array:array:number") },
+    },
+
+    isActive: {
+      request: {},
+      response: { value: RetVal("boolean") },
+    },
+
+    isSupportedPlatform: {
+      request: {},
+      response: { value: RetVal("boolean") },
+    },
+
+    getSupportedFeatures: {
+      request: {},
+      response: { value: RetVal("array:string") },
+    },
+  },
+};
+
+exports.perfDescription = perfDescription;
+
+const perfSpec = generateActorSpec(perfDescription);
+
+exports.perfSpec = perfSpec;