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Bug 968793 - Wrong database upgrade. r=gene, r=jshih

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This commit is contained in:
Albert Crespell 2014-02-13 13:08:41 +01:00
parent c47f9b1be2
commit 8ffcf60966
1 changed files with 9 additions and 1 deletions
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10
dom/network/src/NetworkStatsDB.jsm
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@ -79,7 +79,15 @@ NetworkStatsDB.prototype = {
// to modify the keyPath is mandatory to delete the object store
// and create it again. Old data is going to be deleted because the
// networkId for each sample can not be set.
db.deleteObjectStore(DEPRECATED_STORE_NAME);
// In version 1.2 objectStore name was 'net_stats_v2', to avoid errors when
// upgrading from 1.2 to 1.3 objectStore name should be checked.
let stores = db.objectStoreNames;
if(stores.contains("net_stats_v2")) {
db.deleteObjectStore("net_stats_v2");
} else {
db.deleteObjectStore(STATS_STORE_NAME);
}
objectStore = db.createObjectStore(DEPRECATED_STORE_NAME, { keyPath: ["appId", "network", "timestamp"] });
objectStore.createIndex("appId", "appId", { unique: false });