From c51d33799eb56675292b65ef0cc04ef97ba02f6f Mon Sep 17 00:00:00 2001
From: Jez Ng
Date: Wed, 18 Jan 2012 22:37:05 +0800
Subject: Add migration code for old localStorage values.

Finish up the wrapping of localStorage. All background code should now
modify localStorage via settings.js rather than doing it directly.
---
 background_page.html | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

(limited to 'background_page.html')

diff --git a/background_page.html b/background_page.html
index 7f8bb2a6..d72f3fc9 100644
--- a/background_page.html
+++ b/background_page.html
@@ -5,12 +5,7 @@
 <script type="text/javascript" src="lib/utils.js"></script>
 <script type="text/javascript" src="background/settings.js"></script>
 <script type="text/javascript" charset="utf-8">
-  // Chromium #15242 will make this XHR request to access the manifest unnecessary.
-  var manifestRequest = new XMLHttpRequest();
-  manifestRequest.open("GET", chrome.extension.getURL("manifest.json"), false);
-  manifestRequest.send(null);
-
-  var currentVersion = JSON.parse(manifestRequest.responseText).version;
+  var currentVersion = utils.getCurrentVersion();
 
   var tabQueue = {}; // windowId -> Array
   var openTabs = {}; // tabId -> object with various tab properties
@@ -617,7 +612,7 @@
     // installs.
     if (!settings.get("previousVersion"))
       settings.set("previousVersion", currentVersion);
-    return compareVersions(currentVersion, localStorage.previousVersion) == 1;
+    return compareVersions(currentVersion, settings.get("previousVersion")) == 1;
   }
 
   function openOptionsPageInNewTab() {
@@ -695,7 +690,7 @@
     // In version 1.22, we changed the mapping for "d" and "u" to be scroll page down/up instead of close
     // and restore tab. For existing users, we want to preserve existing behavior for them by adding some
     // custom key mappings on their behalf.
-    if (localStorage.previousVersion == "1.21") {
+    if (settings.get("previousVersion") == "1.21") {
       var customKeyMappings = settings.get("keyMappings") || "";
       if ((keyToCommandRegistry["d"] || {}).command == "scrollPageDown")
         customKeyMappings += "\nmap d removeTab";
-- 
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