fixup! Bug 10760: Integrate TorButton to TorBrowser core

Bug 41609: Change the default home page from about:blank to about:tor

browser/components/newtab/AboutNewTabService.jsm

@@ -420,7 +420,7 @@ class BaseAboutNewTabService {
    * the newtab page has no effect on the result of this function.
    */
   get defaultURL() {
-    return "about:blank";
+    return "about:tor";
   }
 
   get welcomeURL() {

browser/components/preferences/home.inc.xhtml

@@ -33,6 +33,7 @@
                 class="check-home-page-controlled"
                 data-preference-related="browser.startup.homepage">
         <menupopup>
+          <menuitem value="0" label="&aboutTor.title;" />
           <menuitem value="2" data-l10n-id="home-mode-choice-custom" />
           <menuitem value="1" data-l10n-id="home-mode-choice-blank" />
         </menupopup>
@@ -83,6 +84,7 @@
         Preferences so we need to handle setting the pref manually.-->
       <menulist id="newTabMode" flex="1" data-preference-related="browser.newtabpage.enabled">
         <menupopup>
+          <menuitem value="0" label="&aboutTor.title;" />
           <menuitem value="1" data-l10n-id="home-mode-choice-blank" />
         </menupopup>
       </menulist>

browser/modules/HomePage.jsm

@@ -21,7 +21,7 @@ XPCOMUtils.defineLazyModuleGetters(this, {
 });
 
 const kPrefName = "browser.startup.homepage";
-const kDefaultHomePage = "about:blank";
+const kDefaultHomePage = "about:tor";
 const kExtensionControllerPref =
   "browser.startup.homepage_override.extensionControlled";
 const kHomePageIgnoreListId = "homepage-urls";