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Bug 1511095 - Remove SchedulePressure.jsm and the fallback loading throbber in the tabstrip. r=mconley

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The APNG version is still used by the TabsList which can't support the SVG version of the throbber currently.

Differential Revision: https://phabricator.services.mozilla.com/D13461
This commit is contained in:
Jared Wein
2018-11-29 22:25:33 +00:00
parent 54f4155de2
commit 64c89796af
10 changed files with 15 additions and 188 deletions
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32
browser/base/content/tabbrowser.js
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@@ -62,8 +62,6 @@ window._gBrowser = {
XPCOMUtils.defineLazyPreferenceGetter(this, "animationsEnabled",
"toolkit.cosmeticAnimations.enabled");
XPCOMUtils.defineLazyPreferenceGetter(this, "schedulePressureDefaultCount",
"browser.schedulePressure.defaultCount");
this._setupEventListeners();
},
@@ -4991,32 +4989,6 @@ class TabProgressListener {
this.mTab.setAttribute("busy", "true");
gBrowser._tabAttrModified(this.mTab, ["busy"]);
this.mTab._notselectedsinceload = !this.mTab.selected;
SchedulePressure.startMonitoring(window, {
highPressureFn() {
// Only switch back to the SVG loading indicator after getting
// three consecutive low pressure callbacks. Used to prevent
// switching quickly between the SVG and APNG loading indicators.
gBrowser.tabContainer._schedulePressureCount = gBrowser.schedulePressureDefaultCount;
gBrowser.tabContainer.setAttribute("schedulepressure", "true");
},
lowPressureFn() {
if (!gBrowser.tabContainer._schedulePressureCount ||
--gBrowser.tabContainer._schedulePressureCount <= 0) {
gBrowser.tabContainer.removeAttribute("schedulepressure");
}
// If tabs are closed while they are loading we need to
// stop monitoring schedule pressure. We don't stop monitoring
// during high pressure times because we want to eventually
// return to the SVG tab loading animations.
let continueMonitoring = true;
if (!document.querySelector(".tabbrowser-tab[busy]")) {
SchedulePressure.stopMonitoring(window);
continueMonitoring = false;
}
return { continueMonitoring };
},
});
gBrowser.syncThrobberAnimations(this.mTab);
}
@@ -5031,10 +5003,6 @@ class TabProgressListener {
if (this.mTab.hasAttribute("busy")) {
this.mTab.removeAttribute("busy");
modifiedAttrs.push("busy");
if (!document.querySelector(".tabbrowser-tab[busy]")) {
SchedulePressure.stopMonitoring(window);
gBrowser.tabContainer.removeAttribute("schedulepressure");
}
// Only animate the "burst" indicating the page has loaded if
// the top-level page is the one that finished loading.