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Bug 1837770 - Remove unused browser.tabs.* prefs r=webdriver-reviewers,geckoview-reviewers,owlish,whimboo
Differential Revision: https://phabricator.services.mozilla.com/D180559
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@ -14,21 +14,6 @@
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pref("toolkit.defaultChromeURI", "chrome://geckoview/content/geckoview.xhtml");
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// If a tab has not been active for this long (seconds), then it may be
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// turned into a zombie tab to preemptively free up memory. -1 disables time-based
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// expiration (but low-memory conditions may still require the tab to be zombified).
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pref("browser.tabs.expireTime", 900);
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// Disables zombification of background tabs under memory pressure.
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// Intended for use in testing, where we don't want the tab running the
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// test harness code to be zombified.
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pref("browser.tabs.disableBackgroundZombification", false);
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// Control whether tab content should try to load from disk cache when network
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// is offline.
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// Controlled by Switchboard experiment "offline-cache".
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pref("browser.tabs.useCache", false);
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pref("toolkit.zoomManager.zoomValues", ".2,.3,.5,.67,.8,.9,1,1.1,1.2,1.33,1.5,1.7,2,2.4,3,4");
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// The default fallback zoom level to render pages at. Set to -1 to fit page; otherwise
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@ -145,11 +145,6 @@ const COMMON_PREFERENCES = new Map([
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// Do not close the window when the last tab gets closed
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["browser.tabs.closeWindowWithLastTab", false],
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// Do not allow background tabs to be zombified on Android, otherwise for
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// tests that open additional tabs, the test harness tab itself might get
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// unloaded
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["browser.tabs.disableBackgroundZombification", false],
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// Don't unload tabs when available memory is running low
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["browser.tabs.unloadOnLowMemory", false],
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@ -439,9 +439,6 @@ class FennecInstance(GeckoInstance):
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"browser.sessionstore.resume_from_crash": False,
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# Disable e10s by default
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"browser.tabs.remote.autostart": False,
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# Do not allow background tabs to be zombified, otherwise for tests that
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# open additional tabs, the test harness tab itself might get unloaded
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"browser.tabs.disableBackgroundZombification": True,
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}
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def __init__(
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@ -50,9 +50,6 @@ user_pref("browser.shell.checkDefaultBrowser", false);
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user_pref("browser.startup.page", 0); // use about:blank, not browser.startup.homepage
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// Don't show a delay when hiding the audio indicator during tests
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user_pref("browser.tabs.delayHidingAudioPlayingIconMS", 0);
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// Don't allow background tabs to be zombified, otherwise for tests that
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// open additional tabs, the test harness tab itself might get unloaded.
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user_pref("browser.tabs.disableBackgroundZombification", true);
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// Don't use auto-enabled e10s
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user_pref("browser.tabs.remote.autostart", false);
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// Make sure Translation won't hit the network.
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