commit d37746c1077bf65666c13fed761afba385c3bb07 Author: Arthur Edelstein arthuredelstein@gmail.com Date: Mon Jun 8 00:19:25 2015 -0700

Bug 16200. Wipe cache on New Identity for TBB/FFESR38

(This updates and consolidates offline cache code as well.) --- src/chrome/content/torbutton.js | 30 ++++++++++++++---------------- 1 file changed, 14 insertions(+), 16 deletions(-)

diff --git a/src/chrome/content/torbutton.js b/src/chrome/content/torbutton.js index 3454613..5f4ba5c 100644 --- a/src/chrome/content/torbutton.js +++ b/src/chrome/content/torbutton.js @@ -19,6 +19,8 @@ XPCOMUtils.defineLazyModuleGetter(this, "ConsoleServiceListener", XPCOMUtils.defineLazyModuleGetter(this, "WebConsoleUtils", "resource://gre/modules/devtools/WebConsoleUtils.jsm");

+let { LoadContextInfo } = Cu.import('resource://gre/modules/LoadContextInfo.jsm'); + const k_tb_last_browser_version_pref = "extensions.torbutton.lastBrowserVersion"; const k_tb_browser_update_needed_pref = "extensions.torbutton.updateNeeded"; const k_tb_last_update_check_pref = "extensions.torbutton.lastUpdateCheck"; @@ -1785,30 +1787,26 @@ function torbutton_do_new_identity() {

torbutton_log(3, "New Identity: Clearing Offline Cache");

- var cache = Components.classes["@mozilla.org/network/cache-service;1"]. - getService(Components.interfaces.nsICacheService); - try { - cache.evictEntries(Ci.nsICache.STORE_OFFLINE); + for (let contextInfo of [LoadContextInfo.default, LoadContextInfo.private]) { + let appCacheStorage = Services.cache2.appCacheStorage(contextInfo, null); + // The following call (asyncEvictStorage) is actually synchronous, either + // if we have pref "browser.cache.use_new_backend" -> 1 or + // "browser.cache.use_new_backend_temp" -> true, + // then we are using the new cache (cache2) which operates synchronously. + // If we are using the old cache, then the tor-browser.git patch for + // #5715 also makes this synchronous. So we pass a null callback. + appCacheStorage.asyncEvictStorage(null); + } } catch(e) { torbutton_log(5, "Exception on cache clearing: "+e); window.alert("Torbutton: Unexpected error during offline cache clearing: "+e); }

- torbutton_log(3, "New Identity: Clearing LocalStorage"); - - try { - Components.utils.import("resource:///modules/offlineAppCache.jsm"); - OfflineAppCacheHelper.clear(); - } catch(e) { - torbutton_log(5, "Exception on localStorage clearing: "+e); - window.alert("Torbutton: Unexpected error during localStorage clearing: "+e); - } - - torbutton_log(3, "New Identity: Clearing Disk Cache"); + torbutton_log(3, "New Identity: Clearing Disk and Memory Caches");

try { - cache.evictEntries(0); + Services.cache2.clear(); } catch(e) { torbutton_log(5, "Exception on cache clearing: "+e); window.alert("Torbutton: Unexpected error during cache clearing: "+e);