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Test Info:

/* Any copyright is dedicated to the Public Domain.
"use strict";
function run_test() {
let gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo);
let mgr = Cc["@mozilla.org/memory-reporter-manager;1"].getService(
Ci.nsIMemoryReporterManager
);
let ok = gfxInfo.controlGPUProcessForXPCShell(true);
Assert.equal(ok, true);
let endTesting = function () {
gfxInfo.controlGPUProcessForXPCShell(false);
do_test_finished();
};
let foundGPUProcess = false;
let onHandleReport = function (aProcess) {
if (/GPU \(pid \d+\)/.test(aProcess)) {
foundGPUProcess = true;
}
};
let onFinishReporting = function () {
Assert.equal(foundGPUProcess, true);
endTesting();
};
mgr.getReports(onHandleReport, null, onFinishReporting, null, false);
do_test_pending();
}