Get rid of nested functions declarations that are not on top level (causes strict mode warnings)

lib/typoAppIntegration.js

Index: lib/typoAppIntegration.js
===================================================================
--- a/lib/typoAppIntegration.js
+++ b/lib/typoAppIntegration.js
@@ -31,39 +31,39 @@ exports.removeFromWindow = function(wind
 };
 
 switch (addonName)
 {
   case "url-fixer":
   {
     // URL Fixer
     exports.isTypoCorrectionEnabled = function(window, prefix, domain, suffix) true;
-    
+
     break;
   }
   case "adblockplus":
   {
     // Adblock Plus
     let {Prefs} = require("prefs");
-    
+
     // Do not ask to opt-in if user found setting
     if (!Prefs.correctTyposAsked)
     {
       let onPrefChange = function(name)
       {
         if (name == "correctTypos")
         {
           Prefs.correctTyposAsked = true;
           Prefs.removeListener(onPrefChange);
         }
       }
-      
+
       Prefs.addListener(onPrefChange);
     }
-    
+
     exports.isTypoCorrectionEnabled = function(window, prefix, domain, suffix)
     {
       if (!Prefs.correctTyposAsked && !Prefs.correctTypos)
       {
         let {Utils} = require("utils");
         let message = Utils.getString("typo_optin_message").replace(/\?1\?/, domain);
         let yes = Utils.getString("typo_optin_yes");
         let no = Utils.getString("typo_optin_no");
@@ -87,20 +87,20 @@ switch (addonName)
               // No: Do nothing
               Prefs.correctTyposAsked = true;
             }
           }
         ];
         // We need to have persistence being set to 1 due to redirect which happens afterwards
         exports.openInfobar(window, "adblockplus-infobar-correct-typos-ask", message, buttons, 1);
       }
-      
+
       return Prefs.correctTypos;
     };
-    
+
     break;
   }
 }
 
 switch (application)
 {
   case "firefox":
   {
@@ -167,22 +167,22 @@ switch (application)
 
     exports.applyToWindow = function(window, corrector)
     {
       let urlbar = exports.getURLBar(window);
       let goButton = window.document.getElementById("go-button-container");
 
       if (urlbar && urlbar._fireEvent && !functionHooks.has(window))
       {
-        function correctURL()
+        let correctURL = function()
         {
           let correction = corrector(window, urlbar.value);
           if (correction)
             urlbar.value = correction;
-        }
+        };
 
         let unhook = hook(urlbar, "_fireEvent", function(eventType)
         {
           if (eventType == "textentered")
           {
             correctURL();
           }
         });
@@ -310,23 +310,23 @@ switch (application)
 
     exports.getBrowser = function(window) null;
 
     exports.applyToWindow = function(window, corrector)
     {
       if ("BrowserApp" in window && window.BrowserApp.observe && !functionHooks.has(window))
       {
         let innerUnhook = null;
-        function cleanup()
+        let cleanup = function()
         {
           if (innerUnhook)
             innerUnhook();
 
           innerUnhook = null;
-        }
+        };
 
         let unhook = hook(window.BrowserApp, "observe", function(subject, topic, data)
         {
           // Huge hack: we replace addTab/loadURI when the observer is
           // triggered. This seems to be the only way to know that the calls
           // originate from user input.
           let method = null;
           if (topic == "Tab:Add")