Bug 743613 - Added checkbox in Tabs preferences tab to enable/disable display of New Tab Page. r=jaws

browser/components/preferences/in-content/tabs.xul

@@ -31,6 +31,7 @@
               name="browser.taskbar.previews.enable"
               type="bool"/>
 #endif
+  <preference id="browser.newtabpage.enabled" name="browser.newtabpage.enabled" type="bool"/>
 </preferences>
 
 <hbox class="heading" data-category="paneTabs" hidden="true">
@@ -83,3 +84,8 @@
           preference="browser.taskbar.previews.enable"
           class="indent"/>
 #endif
+<checkbox id="showNewTabPage" label="&showNewTabPage.label;"
+          data-category="paneTabs" hidden="true"
+          accesskey="&showNewTabPage.accesskey;"
+          preference="browser.newtabpage.enabled"
+          class="indent"/>

browser/components/preferences/tabs.xul

@@ -31,6 +31,7 @@
 #ifdef XP_WIN
       <preference id="browser.taskbar.previews.enable" name="browser.taskbar.previews.enable" type="bool"/>
 #endif
+      <preference id="browser.newtabpage.enabled" name="browser.newtabpage.enabled" type="bool"/>
     </preferences>
     
     <script type="application/javascript" src="chrome://browser/content/preferences/tabs.js"/>
@@ -63,6 +64,9 @@
                 accesskey="&showTabsInTaskbar.accesskey;"
                 preference="browser.taskbar.previews.enable"/>
 #endif
+      <checkbox id="showNewTabPage" label="&showNewTabPage.label;"
+                accesskey="&showNewTabPage.accesskey;"
+                preference="browser.newtabpage.enabled"/>
     </vbox>
 
   </prefpane>

browser/locales/en-US/chrome/browser/preferences/tabs.dtd

@@ -22,3 +22,6 @@
 
 <!ENTITY showTabsInTaskbar.label          "Show tab previews in the Windows taskbar">
 <!ENTITY showTabsInTaskbar.accesskey      "k">
+
+<!ENTITY showNewTabPage.label          "Show the new tab page">
+<!ENTITY showNewTabPage.accesskey      "a">