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chromewithmozlicenceheader
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1616 lines (1486 loc) · 49.5 KB
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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-*/
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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";
// Time in ms before we start changing the sort order again after receiving a
// mousemove event.
const TIME_BEFORE_SORTING_AGAIN = 5000;
// How long we should wait between samples.
const MINIMUM_INTERVAL_BETWEEN_SAMPLES_MS = 1000;
// How often we should update
const UPDATE_INTERVAL_MS = 2000;
const NS_PER_US = 1000;
const NS_PER_MS = 1000 * 1000;
const NS_PER_S = 1000 * 1000 * 1000;
const NS_PER_MIN = NS_PER_S * 60;
const NS_PER_HOUR = NS_PER_MIN * 60;
const NS_PER_DAY = NS_PER_HOUR * 24;
const ONE_GIGA = 1024 * 1024 * 1024;
const ONE_MEGA = 1024 * 1024;
const ONE_KILO = 1024;
const { XPCOMUtils } = ChromeUtils.importESModule(
"resource://gre/modules/XPCOMUtils.sys.mjs"
);
const { AppConstants } = ChromeUtils.importESModule(
"resource://gre/modules/AppConstants.sys.mjs"
);
ChromeUtils.defineESModuleGetters(this, {
ContextualIdentityService:
"resource://gre/modules/ContextualIdentityService.sys.mjs",
});
ChromeUtils.defineLazyGetter(this, "ProfilerPopupBackground", function () {
return ChromeUtils.importESModule(
"resource://devtools/client/performance-new/shared/background.sys.mjs"
);
});
const { WebExtensionPolicy } = Cu.getGlobalForObject(Services);
const SHOW_THREADS = Services.prefs.getBoolPref(
"toolkit.aboutProcesses.showThreads"
);
const SHOW_ALL_SUBFRAMES = Services.prefs.getBoolPref(
"toolkit.aboutProcesses.showAllSubframes"
);
const SHOW_PROFILER_ICONS = Services.prefs.getBoolPref(
"toolkit.aboutProcesses.showProfilerIcons"
);
const PROFILE_DURATION = Math.max(
1,
Services.prefs.getIntPref("toolkit.aboutProcesses.profileDuration")
);
/**
* For the time being, Fluent doesn't support duration or memory formats, so we need
* to fetch units from Fluent. To avoid re-fetching at each update, we prefetch these
* units during initialization, asynchronously, and keep them.
*
* @type {
* duration: { ns: String, us: String, ms: String, s: String, m: String, h: String, d: String },
* memory: { B: String, KB: String, MB: String, GB: String, TB: String, PB: String, EB: String }
* }.
*/
let gLocalizedUnits;
let tabFinder = {
update() {
this._map = new Map();
for (let win of Services.wm.getEnumerator("navigator:browser")) {
let tabbrowser = win.gBrowser;
for (let browser of tabbrowser.browsers) {
let id = browser.outerWindowID; // May be `null` if the browser isn't loaded yet
if (id != null) {
this._map.set(id, browser);
}
}
if (tabbrowser.preloadedBrowser) {
let browser = tabbrowser.preloadedBrowser;
if (browser.outerWindowID) {
this._map.set(browser.outerWindowID, browser);
}
}
}
},
/**
* Find the <xul:tab> for a window id.
*
* This is useful e.g. for reloading or closing tabs.
*
* @return null If the xul:tab could not be found, e.g. if the
* windowId is that of a chrome window.
* @return {{tabbrowser: <xul:tabbrowser>, tab: <xul.tab>}} The
* tabbrowser and tab if the latter could be found.
*/
get(id) {
let browser = this._map.get(id);
if (!browser) {
return null;
}
let tabbrowser = browser.getTabBrowser();
if (!tabbrowser) {
return {
tabbrowser: null,
tab: {
getAttribute() {
return "";
},
linkedBrowser: browser,
},
};
}
return { tabbrowser, tab: tabbrowser.getTabForBrowser(browser) };
},
};
/**
* Utilities for dealing with state
*/
var State = {
// Store the previous and current samples so they can be compared.
_previous: null,
_latest: null,
async _promiseSnapshot() {
let date = ChromeUtils.now();
let main = await ChromeUtils.requestProcInfo();
main.date = date;
let processes = new Map();
processes.set(main.pid, main);
for (let child of main.children) {
child.date = date;
processes.set(child.pid, child);
}
return { processes, date };
},
/**
* Update the internal state.
*
* @return {Promise}
*/
async update(force = false) {
if (
force ||
!this._latest ||
ChromeUtils.now() - this._latest.date >
MINIMUM_INTERVAL_BETWEEN_SAMPLES_MS
) {
// Replacing this._previous before we are done awaiting
// this._promiseSnapshot can cause this._previous and this._latest to be
// equal for a short amount of time, which can cause test failures when
// a forced update of the display is triggered in the meantime.
let newSnapshot = await this._promiseSnapshot();
this._previous = this._latest;
this._latest = newSnapshot;
}
},
_getThreadDelta(cur, prev, deltaT) {
let result = {
tid: cur.tid,
name: cur.name || `(${cur.tid})`,
// Total amount of CPU used, in ns.
totalCpu: cur.cpuTime,
slopeCpu: null,
active: null,
};
if (!deltaT) {
return result;
}
result.slopeCpu = (result.totalCpu - (prev ? prev.cpuTime : 0)) / deltaT;
result.active =
!!result.slopeCpu || cur.cpuCycleCount > (prev ? prev.cpuCycleCount : 0);
return result;
},
_getDOMWindows(process) {
if (!process.windows) {
return [];
}
if (!process.type == "extensions") {
return [];
}
let windows = process.windows.map(win => {
let tab = tabFinder.get(win.outerWindowId);
let addon =
process.type == "extension"
? WebExtensionPolicy.getByURI(win.documentURI)
: null;
let displayRank;
if (tab) {
displayRank = 1;
} else if (win.isProcessRoot) {
displayRank = 2;
} else if (win.documentTitle) {
displayRank = 3;
} else {
displayRank = 4;
}
return {
outerWindowId: win.outerWindowId,
documentURI: win.documentURI,
documentTitle: win.documentTitle,
isProcessRoot: win.isProcessRoot,
isInProcess: win.isInProcess,
tab,
addon,
// The number of instances we have collapsed.
count: 1,
// A rank used to quickly sort windows.
displayRank,
};
});
// We keep all tabs and addons but we collapse subframes that have the same host.
// A map from host -> subframe.
let collapsible = new Map();
let result = [];
for (let win of windows) {
if (win.tab || win.addon) {
result.push(win);
continue;
}
let prev = collapsible.get(win.documentURI.prePath);
if (prev) {
prev.count += 1;
} else {
collapsible.set(win.documentURI.prePath, win);
result.push(win);
}
}
return result;
},
/**
* Compute the delta between two process snapshots.
*
* @param {ProcessSnapshot} cur
* @param {ProcessSnapshot?} prev
*/
_getProcessDelta(cur, prev) {
let windows = this._getDOMWindows(cur);
let result = {
pid: cur.pid,
childID: cur.childID,
totalRamSize: cur.memory,
deltaRamSize: null,
totalCpu: cur.cpuTime,
slopeCpu: null,
active: null,
type: cur.type,
origin: cur.origin || "",
threads: null,
displayRank: Control._getDisplayGroupRank(cur, windows),
windows,
utilityActors: cur.utilityActors,
// If this process has an unambiguous title, store it here.
title: null,
};
// Attempt to determine a title for this process.
let titles = [
...new Set(
result.windows
.filter(win => win.documentTitle)
.map(win => win.documentTitle)
),
];
if (titles.length == 1) {
result.title = titles[0];
}
if (!prev) {
if (SHOW_THREADS) {
result.threads = cur.threads.map(data => this._getThreadDelta(data));
}
return result;
}
if (prev.pid != cur.pid) {
throw new Error("Assertion failed: A process cannot change pid.");
}
let deltaT = (cur.date - prev.date) * NS_PER_MS;
let threads = null;
if (SHOW_THREADS) {
let prevThreads = new Map();
for (let thread of prev.threads) {
prevThreads.set(thread.tid, thread);
}
threads = cur.threads.map(curThread =>
this._getThreadDelta(curThread, prevThreads.get(curThread.tid), deltaT)
);
}
result.deltaRamSize = cur.memory - prev.memory;
result.slopeCpu = (cur.cpuTime - prev.cpuTime) / deltaT;
result.active = !!result.slopeCpu || cur.cpuCycleCount > prev.cpuCycleCount;
result.threads = threads;
return result;
},
getCounters() {
tabFinder.update();
let counters = [];
for (let cur of this._latest.processes.values()) {
let prev = this._previous?.processes.get(cur.pid);
counters.push(this._getProcessDelta(cur, prev));
}
return counters;
},
};
var View = {
// Processes, tabs and subframes that we killed during the previous iteration.
// Array<{pid:Number} | {windowId:Number}>
_killedRecently: [],
commit() {
this._killedRecently.length = 0;
let tbody = document.getElementById("process-tbody");
let insertPoint = tbody.firstChild;
let nextRow;
while ((nextRow = this._orderedRows.shift())) {
if (insertPoint && insertPoint === nextRow) {
insertPoint = insertPoint.nextSibling;
} else {
tbody.insertBefore(nextRow, insertPoint);
}
}
if (insertPoint) {
while ((nextRow = insertPoint.nextSibling)) {
this._removeRow(nextRow);
}
this._removeRow(insertPoint);
}
},
// If we are not going to display the updated list of rows, drop references
// to rows that haven't been inserted in the DOM tree.
discardUpdate() {
for (let row of this._orderedRows) {
if (!row.parentNode) {
this._rowsById.delete(row.rowId);
}
}
this._orderedRows = [];
},
insertAfterRow(row) {
let tbody = row.parentNode;
let nextRow;
while ((nextRow = this._orderedRows.pop())) {
tbody.insertBefore(nextRow, row.nextSibling);
}
},
_rowsById: new Map(),
_removeRow(row) {
this._rowsById.delete(row.rowId);
row.remove();
},
_getOrCreateRow(rowId, cellCount) {
let row = this._rowsById.get(rowId);
if (!row) {
row = document.createElement("tr");
while (cellCount--) {
row.appendChild(document.createElement("td"));
}
row.rowId = rowId;
this._rowsById.set(rowId, row);
}
this._orderedRows.push(row);
return row;
},
displayCpu(data, cpuCell, maxSlopeCpu) {
// Put a value < 0% when we really don't want to see a bar as
// otherwise it sometimes appears due to rounding errors when we
// don't have an integer number of pixels.
let barWidth = -0.5;
if (data.slopeCpu == null) {
this._fillCell(cpuCell, {
fluentName: "about-processes-cpu-user-and-kernel-not-ready",
classes: ["cpu"],
});
} else {
let { duration, unit } = this._getDuration(data.totalCpu);
if (data.totalCpu == 0) {
// A thread having used exactly 0ns of CPU time is not possible.
// When we get 0 it means the thread used less than the precision of
// the measurement, and it makes more sense to show '0ms' than '0ns'.
// This is useful on Linux where the minimum non-zero CPU time value
// for threads of child processes is 10ms, and on Windows ARM64 where
// the minimum non-zero value is 16ms.
unit = "ms";
}
let localizedUnit = gLocalizedUnits.duration[unit];
if (data.slopeCpu == 0) {
let fluentName = data.active
? "about-processes-cpu-almost-idle"
: "about-processes-cpu-fully-idle";
this._fillCell(cpuCell, {
fluentName,
fluentArgs: {
total: duration,
unit: localizedUnit,
},
classes: ["cpu"],
});
} else {
this._fillCell(cpuCell, {
fluentName: "about-processes-cpu",
fluentArgs: {
percent: data.slopeCpu,
total: duration,
unit: localizedUnit,
},
classes: ["cpu"],
});
let cpuPercent = data.slopeCpu * 100;
if (maxSlopeCpu > 1) {
cpuPercent /= maxSlopeCpu;
}
// Ensure we always have a visible bar for non-0 values.
barWidth = Math.max(0.5, cpuPercent);
}
}
cpuCell.style.setProperty("--bar-width", barWidth);
},
/**
* Display a row showing a single process (without its threads).
*
* @param {ProcessDelta} data The data to display.
* @param {number} maxSlopeCpu The largest slopeCpu value.
* @return {DOMElement} The row displaying the process.
*/
displayProcessRow(data, maxSlopeCpu) {
const cellCount = 4;
let rowId = "p:" + data.pid;
let row = this._getOrCreateRow(rowId, cellCount);
row.process = data;
{
let classNames = "process";
if (data.isHung) {
classNames += " hung";
}
row.className = classNames;
}
// Column: Name
let nameCell = row.firstChild;
{
let classNames = [];
let fluentName;
let fluentArgs = {
pid: "" + data.pid, // Make sure that this number is not localized
};
switch (data.type) {
case "web":
fluentName = "about-processes-web-process";
break;
case "webIsolated":
fluentName = "about-processes-web-isolated-process";
fluentArgs.origin = data.origin;
break;
case "webServiceWorker":
fluentName = "about-processes-web-serviceworker";
fluentArgs.origin = data.origin;
break;
case "file":
fluentName = "about-processes-file-process";
break;
case "extension":
fluentName = "about-processes-extension-process";
classNames = ["extensions"];
break;
case "privilegedabout":
fluentName = "about-processes-privilegedabout-process";
break;
case "privilegedmozilla":
fluentName = "about-processes-privilegedmozilla-process";
break;
case "withCoopCoep":
fluentName = "about-processes-with-coop-coep-process";
fluentArgs.origin = data.origin;
break;
case "browser":
fluentName = "about-processes-browser-process";
break;
case "plugin":
fluentName = "about-processes-plugin-process";
break;
case "gmpPlugin":
fluentName = "about-processes-gmp-plugin-process";
break;
case "gpu":
fluentName = "about-processes-gpu-process";
break;
case "vr":
fluentName = "about-processes-vr-process";
break;
case "rdd":
fluentName = "about-processes-rdd-process";
break;
case "socket":
fluentName = "about-processes-socket-process";
break;
case "forkServer":
fluentName = "about-processes-fork-server-process";
break;
case "preallocated":
fluentName = "about-processes-preallocated-process";
break;
case "utility":
fluentName = "about-processes-utility-process";
break;
case "inference":
fluentName = "about-processes-inference-process";
break;
// The following are probably not going to show up for users
// but let's handle the case anyway to avoid heisenoranges
// during tests in case of a leftover process from a previous
// test.
default:
fluentName = "about-processes-unknown-process";
fluentArgs.type = data.type;
break;
}
// Show container names instead of raw origin attribute suffixes.
if (fluentArgs.origin?.includes("^")) {
let origin = fluentArgs.origin;
let privateBrowsingId, userContextId;
try {
({ privateBrowsingId, userContextId } =
ChromeUtils.createOriginAttributesFromOrigin(origin));
fluentArgs.origin = origin.slice(0, origin.indexOf("^"));
} catch (e) {
// createOriginAttributesFromOrigin can throw NS_ERROR_FAILURE for incorrect origin strings.
}
if (userContextId) {
let identityLabel =
ContextualIdentityService.getUserContextLabel(userContextId);
if (identityLabel) {
fluentArgs.origin += ` — ${identityLabel}`;
}
}
if (privateBrowsingId) {
fluentName += "-private";
}
}
let processNameElement = nameCell;
if (SHOW_PROFILER_ICONS) {
if (!nameCell.firstChild) {
processNameElement = document.createElement("span");
nameCell.appendChild(processNameElement);
let profilerButton = document.createElement("span");
profilerButton.className = "profiler-icon";
profilerButton.setAttribute("role", "button");
profilerButton.setAttribute("tabindex", "0");
profilerButton.setAttribute("aria-pressed", "false");
document.l10n.setAttributes(
profilerButton,
"about-processes-profile-process",
{ duration: PROFILE_DURATION }
);
nameCell.appendChild(profilerButton);
} else {
processNameElement = nameCell.firstChild;
}
}
document.l10n.setAttributes(processNameElement, fluentName, fluentArgs);
nameCell.className = ["type", "favicon", ...classNames].join(" ");
nameCell.setAttribute("id", data.pid + "-label");
let image;
switch (data.type) {
case "browser":
case "privilegedabout":
image = "chrome://branding/content/icon32.png";
break;
case "extension":
image = "chrome://mozapps/skin/extensions/extension.svg";
break;
default:
// If all favicons match, pick the shared favicon.
// Otherwise, pick a default icon.
// If some tabs have no favicon, we ignore them.
for (let win of data.windows || []) {
if (!win.tab) {
continue;
}
let favicon = win.tab.tab.getAttribute("image");
if (!favicon) {
// No favicon here, let's ignore the tab.
} else if (!image) {
// Let's pick a first favicon.
// We'll remove it later if we find conflicting favicons.
image = favicon;
} else if (image == favicon) {
// So far, no conflict, keep the favicon.
} else {
// Conflicting favicons, fallback to default.
image = null;
break;
}
}
if (!image) {
image = "chrome://global/skin/icons/link.svg";
}
}
nameCell.style.backgroundImage = `url('${image}')`;
}
// Column: Memory
let memoryCell = nameCell.nextSibling;
{
let formattedTotal = this._formatMemory(data.totalRamSize);
if (data.deltaRamSize) {
let formattedDelta = this._formatMemory(data.deltaRamSize);
this._fillCell(memoryCell, {
fluentName: "about-processes-total-memory-size-changed",
fluentArgs: {
total: formattedTotal.amount,
totalUnit: gLocalizedUnits.memory[formattedTotal.unit],
delta: Math.abs(formattedDelta.amount),
deltaUnit: gLocalizedUnits.memory[formattedDelta.unit],
deltaSign: data.deltaRamSize > 0 ? "+" : "-",
},
classes: ["memory"],
});
} else {
this._fillCell(memoryCell, {
fluentName: "about-processes-total-memory-size-no-change",
fluentArgs: {
total: formattedTotal.amount,
totalUnit: gLocalizedUnits.memory[formattedTotal.unit],
},
classes: ["memory"],
});
}
}
// Column: CPU
let cpuCell = memoryCell.nextSibling;
this.displayCpu(data, cpuCell, maxSlopeCpu);
// Column: Actions with Kill button – but not for all processes.
let actionCell = cpuCell.nextSibling;
if (!actionCell.firstChild) {
let span = document.createElement("span");
actionCell.appendChild(span);
}
let killButton = actionCell.firstChild;
killButton.className = "action-icon";
if (data.type != "browser") {
// This type of process can be killed.
if (this._killedRecently.some(kill => kill.pid && kill.pid == data.pid)) {
// We're racing between the "kill" action and the visual refresh.
// In a few cases, we could end up with the visual refresh showing
// a process as un-killed while we actually just killed it.
//
// We still want to display the process in case something actually
// went bad and the user needs the information to realize this.
// But we also want to make it visible that the process is being
// killed.
row.classList.add("killed");
row.setAttribute("aria-busy", "true");
} else {
// Otherwise, let's display the kill button.
killButton.classList.add("close-icon");
killButton.setAttribute("role", "button");
killButton.setAttribute("tabindex", "0");
let killButtonLabelId = data.type.startsWith("web")
? "about-processes-shutdown-process"
: "about-processes-kill-process";
document.l10n.setAttributes(killButton, killButtonLabelId);
}
}
return row;
},
/**
* Display a thread summary row with the thread count and a twisty to
* open/close the list.
*
* @param {ProcessDelta} data The data to display.
* @return {boolean} Whether the full thread list should be displayed.
*/
displayThreadSummaryRow(data) {
const cellCount = 2;
let rowId = "ts:" + data.pid;
let row = this._getOrCreateRow(rowId, cellCount);
row.process = data;
row.className = "thread-summary";
let isOpen = false;
// Column: Name
let nameCell = row.firstChild;
let threads = data.threads;
let activeThreads = new Map();
let activeThreadCount = 0;
for (let t of data.threads) {
if (!t.active) {
continue;
}
++activeThreadCount;
let name = t.name.replace(/ ?#[0-9]+$/, "");
if (!activeThreads.has(name)) {
activeThreads.set(name, { name, slopeCpu: t.slopeCpu, count: 1 });
} else {
let thread = activeThreads.get(name);
thread.count++;
thread.slopeCpu += t.slopeCpu;
}
}
let fluentName, fluentArgs;
if (activeThreadCount) {
let percentFormatter = new Intl.NumberFormat(undefined, {
style: "percent",
minimumSignificantDigits: 1,
});
let threadList = Array.from(activeThreads.values());
threadList.sort((t1, t2) => t2.slopeCpu - t1.slopeCpu);
fluentName = "about-processes-active-threads";
fluentArgs = {
number: threads.length,
active: activeThreadCount,
list: new Intl.ListFormat(undefined, { style: "narrow" }).format(
threadList.map(t => {
let name = t.count > 1 ? `${t.count} × ${t.name}` : t.name;
let percent = Math.round(t.slopeCpu * 1000) / 1000;
if (percent) {
return `${name} ${percentFormatter.format(percent)}`;
}
return name;
})
),
};
} else {
fluentName = "about-processes-inactive-threads";
fluentArgs = {
number: threads.length,
};
}
let span;
if (!nameCell.firstChild) {
nameCell.className = "name indent";
// Create the nodes:
let imgButton = document.createElement("span");
// Provide markup for an accessible disclosure button:
imgButton.className = "twisty";
imgButton.setAttribute("role", "button");
imgButton.setAttribute("tabindex", "0");
// Label to include both summary and details texts
imgButton.setAttribute("aria-labelledby", `${data.pid}-label ${rowId}`);
if (!imgButton.hasAttribute("aria-expanded")) {
imgButton.setAttribute("aria-expanded", "false");
}
nameCell.appendChild(imgButton);
span = document.createElement("span");
span.setAttribute("id", rowId);
nameCell.appendChild(span);
} else {
// The only thing that can change is the thread count.
let imgButton = nameCell.firstChild;
isOpen = imgButton.classList.contains("open");
span = imgButton.nextSibling;
}
document.l10n.setAttributes(span, fluentName, fluentArgs);
// Column: action
let actionCell = nameCell.nextSibling;
actionCell.className = "action-icon";
// Note: if/when this action-icon would become a control, ensure it is marked up
// as a button that is focusable and actionable with keyboard (see killButton)
return isOpen;
},
displayDOMWindowRow(data) {
const cellCount = 2;
let rowId = "w:" + data.outerWindowId;
let row = this._getOrCreateRow(rowId, cellCount);
row.win = data;
row.className = "window";
// Column: name
let nameCell = row.firstChild;
let tab = tabFinder.get(data.outerWindowId);
let fluentName;
let fluentArgs = {};
let className;
if (tab && tab.tabbrowser) {
fluentName = "about-processes-tab-name";
fluentArgs.name = tab.tab.label;
className = "tab";
} else if (tab) {
fluentName = "about-processes-preloaded-tab";
className = "preloaded-tab";
} else if (data.count == 1) {
fluentName = "about-processes-frame-name-one";
fluentArgs.url = data.documentURI.spec;
className = "frame-one";
} else {
fluentName = "about-processes-frame-name-many";
fluentArgs.number = data.count;
fluentArgs.shortUrl =
data.documentURI.scheme == "about"
? data.documentURI.spec
: data.documentURI.prePath;
className = "frame-many";
}
this._fillCell(nameCell, {
fluentName,
fluentArgs,
classes: ["name", "indent", "favicon", className],
});
let image = tab?.tab.getAttribute("image");
if (image) {
nameCell.style.backgroundImage = `url('${image}')`;
}
// Column: action
let actionCell = nameCell.nextSibling;
if (!actionCell.firstChild) {
let span = document.createElement("span");
actionCell.appendChild(span);
}
let killButton = actionCell.firstChild;
killButton.className = "action-icon";
if (data.tab && data.tab.tabbrowser) {
// A tab. We want to be able to close it.
if (
this._killedRecently.some(
kill => kill.windowId && kill.windowId == data.outerWindowId
)
) {
// We're racing between the "kill" action and the visual refresh.
// In a few cases, we could end up with the visual refresh showing
// a window as un-killed while we actually just killed it.
//
// We still want to display the window in case something actually
// went bad and the user needs the information to realize this.
// But we also want to make it visible that the window is being
// killed.
row.classList.add("killed");
row.setAttribute("aria-busy", "true");
} else {
// Otherwise, let's display the kill button.
killButton.classList.add("close-icon");
killButton.setAttribute("role", "button");
killButton.setAttribute("tabindex", "0");
document.l10n.setAttributes(killButton, "about-processes-shutdown-tab");
}
}
},
utilityActorNameToFluentName(actorName) {
let fluentName;
switch (actorName) {
case "audioDecoder_Generic":
fluentName = "about-processes-utility-actor-audio-decoder-generic";
break;
case "audioDecoder_AppleMedia":
fluentName = "about-processes-utility-actor-audio-decoder-applemedia";
break;
case "audioDecoder_WMF":
fluentName = "about-processes-utility-actor-audio-decoder-wmf";
break;
case "mfMediaEngineCDM":
fluentName = "about-processes-utility-actor-mf-media-engine";
break;
case "jSOracle":
fluentName = "about-processes-utility-actor-js-oracle";
break;
case "windowsUtils":
fluentName = "about-processes-utility-actor-windows-utils";
break;
case "windowsFileDialog":
fluentName = "about-processes-utility-actor-windows-file-dialog";
break;
default:
fluentName = "about-processes-utility-actor-unknown";
break;
}
return fluentName;
},
displayUtilityActorRow(data, parent) {
const cellCount = 2;
// The actor name is expected to be unique within a given utility process.
let rowId = "u:" + parent.pid + data.actorName;
let row = this._getOrCreateRow(rowId, cellCount);
row.actor = data;
row.className = "actor";
// Column: name
let nameCell = row.firstChild;
let fluentName = this.utilityActorNameToFluentName(data.actorName);
let fluentArgs = {};
this._fillCell(nameCell, {
fluentName,
fluentArgs,
classes: ["name", "indent", "favicon"],
});
},
/**
* Display a row showing a single thread.
*
* @param {ThreadDelta} data The data to display.
* @param {number} maxSlopeCpu The largest slopeCpu value.
*/
displayThreadRow(data, maxSlopeCpu) {
const cellCount = 3;
let rowId = "t:" + data.tid;
let row = this._getOrCreateRow(rowId, cellCount);
row.thread = data;
row.className = "thread";
// Column: name
let nameCell = row.firstChild;
this._fillCell(nameCell, {
fluentName: "about-processes-thread-name-and-id",
fluentArgs: {
name: data.name,
tid: "" + data.tid /* Make sure that this number is not localized */,
},
classes: ["name", "double_indent"],
});
// Column: CPU
this.displayCpu(data, nameCell.nextSibling, maxSlopeCpu);
// Third column (Buttons) is empty, nothing to do.
},
_orderedRows: [],
_fillCell(elt, { classes, fluentName, fluentArgs }) {
document.l10n.setAttributes(elt, fluentName, fluentArgs);
elt.className = classes.join(" ");
},
_getDuration(rawDurationNS) {
if (rawDurationNS <= NS_PER_US) {
return { duration: rawDurationNS, unit: "ns" };
}
if (rawDurationNS <= NS_PER_MS) {
return { duration: rawDurationNS / NS_PER_US, unit: "us" };
}
if (rawDurationNS <= NS_PER_S) {
return { duration: rawDurationNS / NS_PER_MS, unit: "ms" };
}
if (rawDurationNS <= NS_PER_MIN) {
return { duration: rawDurationNS / NS_PER_S, unit: "s" };
}
if (rawDurationNS <= NS_PER_HOUR) {
return { duration: rawDurationNS / NS_PER_MIN, unit: "m" };
}
if (rawDurationNS <= NS_PER_DAY) {
return { duration: rawDurationNS / NS_PER_HOUR, unit: "h" };
}