diff --git a/mozilla/layout/forms/nsComboboxControlFrame.cpp b/mozilla/layout/forms/nsComboboxControlFrame.cpp
index f88a9ef1eac..e3317e62d6f 100644
--- a/mozilla/layout/forms/nsComboboxControlFrame.cpp
+++ b/mozilla/layout/forms/nsComboboxControlFrame.cpp
@@ -197,9 +197,6 @@ nsComboboxControlFrame::InitTextStr(PRBool aUpdate)
   nsIFrame* dropdownFrame = GetDropdownFrame();
   nsresult result = dropdownFrame->QueryInterface(kIFormControlFrameIID, (void**)&fcFrame);
  
-   // Reset the list, so we can ask it for it's selected item.
-  fcFrame->Reset();
-
    // Update the selected text string
   mListControlFrame->GetSelectedItem(mTextStr);
 
diff --git a/mozilla/layout/html/forms/src/nsComboboxControlFrame.cpp b/mozilla/layout/html/forms/src/nsComboboxControlFrame.cpp
index f88a9ef1eac..e3317e62d6f 100644
--- a/mozilla/layout/html/forms/src/nsComboboxControlFrame.cpp
+++ b/mozilla/layout/html/forms/src/nsComboboxControlFrame.cpp
@@ -197,9 +197,6 @@ nsComboboxControlFrame::InitTextStr(PRBool aUpdate)
   nsIFrame* dropdownFrame = GetDropdownFrame();
   nsresult result = dropdownFrame->QueryInterface(kIFormControlFrameIID, (void**)&fcFrame);
  
-   // Reset the list, so we can ask it for it's selected item.
-  fcFrame->Reset();
-
    // Update the selected text string
   mListControlFrame->GetSelectedItem(mTextStr);