зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1599579 - Part 6: Handle process switches in talos pageloader.js, r=mconley,perftest-reviewers,Bebe
This is done by reloading framescripts and re-attaching message listeners when process switch events are fired. Differential Revision: https://phabricator.services.mozilla.com/D81136
This commit is contained in:
Nika Layzell
Родитель
672ef8965c
Коммит
446a1b2c89
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@ -109,7 +109,7 @@ SingleTimeout.prototype.clear = function() {
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var failTimeout = new SingleTimeout();
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function plInit() {
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async function plInit() {
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if (running) {
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return;
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}
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@ -211,118 +211,52 @@ function plInit() {
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// get our window out of the way
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window.resizeTo(10, 10);
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var browserLoadFunc = function(ev) {
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browserWindow.removeEventListener("load", browserLoadFunc, true);
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await new Promise(resolve => {
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browserWindow.addEventListener("load", resolve, {
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capture: true,
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once: true,
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});
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});
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// do this half a second after load, because we need to be
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// able to resize the window and not have it get clobbered
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// by the persisted values
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setTimeout(function() {
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// Since bug 1261842, the initial browser is remote unless it attempts
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// to browse to a URI that should be non-remote (landed at bug 1047603).
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//
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// However, when it loads a URI that requires a different remote type,
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// we lose the load listener and the injected tpRecordTime.remote,
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//
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// It also probably means that per test (or, in fact, per pageloader browser
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// instance which adds the load listener and injects tpRecordTime), all the
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// pages should be able to load in the same mode as the initial page - due
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// to this reinitialization on the switch.
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let remoteType = E10SUtils.getRemoteTypeForURI(
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pageUrls[0],
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/* remote */ true,
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/* fission */ Services.prefs.getBoolPref("fission.autostart")
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);
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let tabbrowser = browserWindow.gBrowser;
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if (remoteType) {
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tabbrowser.updateBrowserRemoteness(tabbrowser.selectedBrowser, {
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remoteType,
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});
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} else {
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tabbrowser.updateBrowserRemoteness(tabbrowser.selectedBrowser, {
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remoteType: E10SUtils.NOT_REMOTE,
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});
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}
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// do this half a second after load, because we need to be
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// able to resize the window and not have it get clobbered
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// by the persisted values
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await new Promise(resolve => setTimeout(resolve, 500));
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browserWindow.resizeTo(winWidth, winHeight);
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browserWindow.moveTo(0, 0);
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browserWindow.focus();
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content = browserWindow.gBrowser;
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/utils.js",
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false,
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true
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);
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browserWindow.resizeTo(winWidth, winHeight);
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browserWindow.moveTo(0, 0);
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browserWindow.focus();
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content = browserWindow.gBrowser;
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// pick the right load handler
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if (useFNBPaint) {
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/lh_fnbpaint.js",
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false,
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true
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);
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} else if (useMozAfterPaint) {
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/lh_moz.js",
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false,
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true
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);
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} else if (useHero) {
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/lh_hero.js",
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false,
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true
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);
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} else if (usePDFPaint) {
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/lh_pdfpaint.js",
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false,
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true
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);
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} else {
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/lh_dummy.js",
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false,
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true
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);
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}
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/talos-content.js",
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false
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);
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content.selectedBrowser.messageManager.loadFrameScript(
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"resource://talos-powers/TalosContentProfiler.js",
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false,
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true
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);
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/tscroll.js",
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false,
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true
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);
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/Profiler.js",
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false,
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true
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);
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if (useA11y) {
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content.selectedBrowser.messageManager.loadFrameScript(
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"chrome://pageloader/content/a11y.js",
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false,
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true
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);
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}
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// Since bug 1261842, the initial browser is remote unless it attempts
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// to browse to a URI that should be non-remote (landed at bug 1047603).
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//
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// However, when it loads a URI that requires a different remote type,
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// we lose the load listener and the injected tpRecordTime.remote,
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//
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// This listener will listen for when one of these process switches has
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// happened, and re-install these listeners and injected methods into
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// the new browser tab.
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//
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// It also probably means that per test (or, in fact, per pageloader browser
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// instance which adds the load listener and injects tpRecordTime), all the
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// pages should be able to load in the same mode as the initial page - due
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// to this reinitialization on the switch.
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let tab = content.selectedTab;
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tab.addEventListener("TabRemotenessChange", function(evt) {
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loadFrameScripts(tab.linkedBrowser);
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});
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loadFrameScripts(tab.linkedBrowser);
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// Ensure that any webextensions that need to do setup have a chance
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// to do so. e.g. the 'tabswitch' talos test registers a about:tabswitch
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// handler during initialization, and if we don't wait for that, then
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// attempting to load that URL will result in an error and hang the
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// test.
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setTimeout(plLoadPage, 2000);
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}, 500);
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};
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browserWindow.addEventListener("load", browserLoadFunc, true);
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// Ensure that any webextensions that need to do setup have a chance
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// to do so. e.g. the 'tabswitch' talos test registers a about:tabswitch
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// handler during initialization, and if we don't wait for that, then
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// attempting to load that URL will result in an error and hang the
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// test.
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for (let extension of WebExtensionPolicy.getActiveExtensions()) {
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await extension.readyPromise;
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}
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plLoadPage();
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} catch (e) {
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dumpLine("pageloader exception: " + e);
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plStop(true);
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@ -367,8 +301,30 @@ function plLoadPage() {
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removeLastAddedMsgListener = null;
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}
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let tab = content.selectedTab;
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tab.addEventListener("TabRemotenessChange", evt => {
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addMsgListeners(tab.linkedBrowser);
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});
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addMsgListeners(tab.linkedBrowser);
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failTimeout.register(loadFail, timeout);
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// record which page we are about to open
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TalosParentProfiler.mark("Opening " + pages[pageIndex].url.pathQueryRef);
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if (useFNBPaint) {
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isFNBPaintPending = true;
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}
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if (usePDFPaint) {
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isPDFPaintPending = true;
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}
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startAndLoadURI(pageName);
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}
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function addMsgListeners(browser) {
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let mm = browser.messageManager;
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// messages to watch for page load
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let mm = content.selectedBrowser.messageManager;
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mm.addMessageListener("PageLoader:LoadEvent", ContentListener);
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mm.addMessageListener("PageLoader:RecordTime", ContentListener);
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mm.addMessageListener("PageLoader:IdleCallbackSet", ContentListener);
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@ -385,19 +341,45 @@ function plLoadPage() {
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);
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mm.removeMessageListener("PageLoader:Error", ContentListener);
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};
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failTimeout.register(loadFail, timeout);
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// record which page we are about to open
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TalosParentProfiler.mark("Opening " + pages[pageIndex].url.pathQueryRef);
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}
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function loadFrameScripts(browser) {
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let mm = browser.messageManager;
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// Load our frame scripts.
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mm.loadFrameScript("chrome://pageloader/content/utils.js", false, true);
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// pick the right load handler
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if (useFNBPaint) {
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isFNBPaintPending = true;
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mm.loadFrameScript(
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"chrome://pageloader/content/lh_fnbpaint.js",
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false,
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true
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);
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} else if (useMozAfterPaint) {
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mm.loadFrameScript("chrome://pageloader/content/lh_moz.js", false, true);
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} else if (useHero) {
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mm.loadFrameScript("chrome://pageloader/content/lh_hero.js", false, true);
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} else if (usePDFPaint) {
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mm.loadFrameScript(
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"chrome://pageloader/content/lh_pdfpaint.js",
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false,
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true
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);
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} else {
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mm.loadFrameScript("chrome://pageloader/content/lh_dummy.js", false, true);
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}
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if (usePDFPaint) {
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isPDFPaintPending = true;
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mm.loadFrameScript("chrome://pageloader/content/talos-content.js", false);
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mm.loadFrameScript(
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"resource://talos-powers/TalosContentProfiler.js",
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false,
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true
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);
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mm.loadFrameScript("chrome://pageloader/content/tscroll.js", false, true);
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mm.loadFrameScript("chrome://pageloader/content/Profiler.js", false, true);
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if (useA11y) {
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mm.loadFrameScript("chrome://pageloader/content/a11y.js", false, true);
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}
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startAndLoadURI(pageName);
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}
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function startAndLoadURI(pageName) {
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