Bug 397732 - remove some double-semicolons, r=mkmelin=mkmelin

mail/base/content/FilterListDialog.js

@@ -406,7 +406,7 @@ function onFilterClose()
 
   if (gRunFiltersButton.getAttribute("label") == gRunFiltersButton.getAttribute("stoplabel")) {
     var promptTitle = gFilterBundle.getString("promptTitle");
-    var promptMsg = gFilterBundle.getString("promptMsg");;
+    var promptMsg = gFilterBundle.getString("promptMsg");
     var stopButtonLabel = gFilterBundle.getString("stopButtonLabel");
     var continueButtonLabel = gFilterBundle.getString("continueButtonLabel");
     var result = false;

mail/components/migration/src/nsDogbertProfileMigrator.cpp

@@ -1196,7 +1196,7 @@ nsresult nsDogbertProfileMigrator::CreateNewUser5Tree(nsILocalFile * oldProfileP
   if (NS_FAILED(rv)) return rv;
 
   /* the new prefs file */
-  nsCOMPtr<nsILocalFile> newPrefsFile  = do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);;
+  nsCOMPtr<nsILocalFile> newPrefsFile  = do_CreateInstance(NS_LOCAL_FILE_CONTRACTID, &rv);
   if (NS_FAILED(rv)) return rv;
 
   rv = newPrefsFile->InitWithFile(newProfilePath);

mail/extensions/newsblog/content/feed-properties.js

@@ -74,7 +74,7 @@ function onOk()
   feedLocation = feedLocation.replace( /^\s+/, "").replace( /\s+$/, ""); 
 
   window.arguments[0].feedLocation = feedLocation;
-  window.arguments[0].folderURI = document.getElementById('selectFolder').getAttribute("uri");; 
+  window.arguments[0].folderURI = document.getElementById('selectFolder').getAttribute("uri");
   window.arguments[0].quickMode = document.getElementById('quickMode').checked;
   window.arguments[0].result = true;
 

mail/extensions/newsblog/content/feed-subscriptions.js

@@ -726,7 +726,7 @@ var gFeedSubscriptionsWindow = {
     
     currentItem.level = newParentItem.level + 1;
     newParentItem.children.push(currentItem);
-    var indexOfNewItem = aNewParentIndex + newParentItem.children.length;;
+    var indexOfNewItem = aNewParentIndex + newParentItem.children.length;
 
     if (!newParentItem.open) // force open the container
       this.mView.toggleOpenState(aNewParentIndex);