diff --git a/widget/windows/JumpListBuilder.cpp b/widget/windows/JumpListBuilder.cpp
index 9e4cb5ce2365..461fffc48bf0 100644
--- a/widget/windows/JumpListBuilder.cpp
+++ b/widget/windows/JumpListBuilder.cpp
@@ -126,9 +126,6 @@ NS_IMETHODIMP JumpListBuilder::InitListBuild(nsIMutableArray *removedItems, bool
 
   IObjectArray *objArray;
 
-  // The returned objArray of removed items are for manually removed items.
-  // This does not return items which are removed because they were previously
-  // part of the jump list but are no longer part of the jump list.
   if (SUCCEEDED(mJumpListMgr->BeginList(&mMaxItems, IID_PPV_ARGS(&objArray)))) {
     if (objArray) {
       TransferIObjectArrayToIMutableArray(objArray, removedItems);
@@ -382,12 +379,6 @@ NS_IMETHODIMP JumpListBuilder::AddListToBuild(int16_t aCatType, nsIArray *items,
       hr = mJumpListMgr->AppendCategory(reinterpret_cast<const wchar_t*>(catName.BeginReading()), pArray);
       if (SUCCEEDED(hr))
         *_retval = true;
-
-      // Get rid of the old icons
-      nsCOMPtr<nsIRunnable> event =
-        new mozilla::widget::AsyncDeleteAllFaviconsFromDisk(true);
-      mIOThread->Dispatch(event, NS_DISPATCH_NORMAL);
-
       return NS_OK;
     }
     break;
diff --git a/widget/windows/WinUtils.cpp b/widget/windows/WinUtils.cpp
index baf4e5cfb937..0d5ca255a114 100644
--- a/widget/windows/WinUtils.cpp
+++ b/widget/windows/WinUtils.cpp
@@ -958,9 +958,7 @@ AsyncDeleteIconFromDisk::~AsyncDeleteIconFromDisk()
 {
 }
 
-AsyncDeleteAllFaviconsFromDisk::
-  AsyncDeleteAllFaviconsFromDisk(bool aIgnoreRecent)
-  : mIgnoreRecent(aIgnoreRecent)
+AsyncDeleteAllFaviconsFromDisk::AsyncDeleteAllFaviconsFromDisk()
 {
 }
 
@@ -999,24 +997,6 @@ NS_IMETHODIMP AsyncDeleteAllFaviconsFromDisk::Run()
       if (NS_FAILED(currFile->Exists(&exists)) || !exists)
         continue;
 
-      if (mIgnoreRecent) {
-        // Check to make sure the icon wasn't just recently created.
-        // If it was created recently, don't delete it yet.
-        int64_t fileModTime = 0;
-        rv = currFile->GetLastModifiedTime(&fileModTime);
-        fileModTime /= PR_MSEC_PER_SEC;
-        // If the icon is older than the regeneration time (+ 10 min to be
-        // safe), then it's old and we can get rid of it.
-        // This code is only hit directly after a regeneration.
-        int32_t icoNoDeleteSeconds =
-          FaviconHelper::GetICOCacheSecondsTimeout() + 600;
-        int64_t nowTime = PR_Now() / int64_t(PR_USEC_PER_SEC);
-        if (NS_FAILED(rv) ||
-          (nowTime - fileModTime) < icoNoDeleteSeconds) {
-          continue;
-        }
-      }
-
       // We found an ICO file that exists, so we should remove it
       currFile->Remove(false);
     }
diff --git a/widget/windows/WinUtils.h b/widget/windows/WinUtils.h
index 337029aa49f5..23d82b085ff2 100644
--- a/widget/windows/WinUtils.h
+++ b/widget/windows/WinUtils.h
@@ -411,10 +411,8 @@ public:
   NS_DECL_THREADSAFE_ISUPPORTS
   NS_DECL_NSIRUNNABLE
 
-  AsyncDeleteAllFaviconsFromDisk(bool aIgnoreRecent = false);
+  AsyncDeleteAllFaviconsFromDisk();
   virtual ~AsyncDeleteAllFaviconsFromDisk();
-private:
-  bool mIgnoreRecent;
 };
 
 class FaviconHelper