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Bug 993013 - Fix 'this._cps2 is undefined' errors in test runs r=adw

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This commit is contained in:
Tim Taubert 2014-06-25 16:30:17 +02:00
parent 1829cb1590
commit 58ac756975
1 changed files with 25 additions and 1 deletions
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26
browser/base/content/browser-fullZoom.js
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@ -28,6 +28,10 @@ var FullZoom = {
// changed in the browser. See _getBrowserToken and _ignorePendingZoomAccesses.
_browserTokenMap: new WeakMap(),
// Stores initial locations if we receive onLocationChange
// events before we're initialized.
_initialLocations: new WeakMap(),
get siteSpecific() {
return this._siteSpecificPref;
},
@ -60,6 +64,18 @@ var FullZoom = {
// Listen for changes to the browser.zoom branch so we can enable/disable
// updating background tabs and per-site saving and restoring of zoom levels.
gPrefService.addObserver("browser.zoom.", this, true);
// If we received onLocationChange events for any of the current browsers
// before we were initialized we want to replay those upon initialization.
for (let browser of gBrowser.browsers) {
if (this._initialLocations.has(browser)) {
this.onLocationChange(...this._initialLocations.get(browser), browser);
}
}
// This should be nulled after initialization.
this._initialLocations.clear();
this._initialLocations = null;
},
destroy: function FullZoom_destroy() {
@ -217,10 +233,18 @@ var FullZoom = {
* (optional) browser object displaying the document
*/
onLocationChange: function FullZoom_onLocationChange(aURI, aIsTabSwitch, aBrowser) {
let browser = aBrowser || gBrowser.selectedBrowser;
// If we haven't been initialized yet but receive an onLocationChange
// notification then let's store and replay it upon initialization.
if (this._initialLocations) {
this._initialLocations.set(browser, [aURI, aIsTabSwitch]);
return;
}
// Ignore all pending async zoom accesses in the browser. Pending accesses
// that started before the location change will be prevented from applying
// to the new location.
let browser = aBrowser || gBrowser.selectedBrowser;
this._ignorePendingZoomAccesses(browser);
if (!aURI || (aIsTabSwitch && !this.siteSpecific)) {