diff --git a/content/base/src/nsCopySupport.cpp b/content/base/src/nsCopySupport.cpp
index b5288e3b9d22..97d465e486e4 100644
--- a/content/base/src/nsCopySupport.cpp
+++ b/content/base/src/nsCopySupport.cpp
@@ -60,13 +60,12 @@
 #include "nsHTMLAtoms.h"
 #ifdef IBMBIDI
 #include "nsIUBidiUtils.h"
-static NS_DEFINE_CID(kUBidiUtilCID, NS_UNICHARBIDIUTIL_CID);
+//static NS_DEFINE_CID(kUBidiUtilCID, NS_UNICHARBIDIUTIL_CID);
 #endif
 
 static NS_DEFINE_CID(kCClipboardCID,           NS_CLIPBOARD_CID);
 static NS_DEFINE_CID(kCTransferableCID,        NS_TRANSFERABLE_CID);
 static NS_DEFINE_CID(kHTMLConverterCID,        NS_HTMLFORMATCONVERTER_CID);
-static NS_DEFINE_CID(kTextEncoderCID,          NS_TEXT_ENCODER_CID);
 
 // private clipboard data flavors for html copy, used by editor when pasting
 #define kHTMLContext   "text/_moz_htmlcontext"
diff --git a/layout/base/src/nsCopySupport.cpp b/layout/base/src/nsCopySupport.cpp
index b5288e3b9d22..97d465e486e4 100644
--- a/layout/base/src/nsCopySupport.cpp
+++ b/layout/base/src/nsCopySupport.cpp
@@ -60,13 +60,12 @@
 #include "nsHTMLAtoms.h"
 #ifdef IBMBIDI
 #include "nsIUBidiUtils.h"
-static NS_DEFINE_CID(kUBidiUtilCID, NS_UNICHARBIDIUTIL_CID);
+//static NS_DEFINE_CID(kUBidiUtilCID, NS_UNICHARBIDIUTIL_CID);
 #endif
 
 static NS_DEFINE_CID(kCClipboardCID,           NS_CLIPBOARD_CID);
 static NS_DEFINE_CID(kCTransferableCID,        NS_TRANSFERABLE_CID);
 static NS_DEFINE_CID(kHTMLConverterCID,        NS_HTMLFORMATCONVERTER_CID);
-static NS_DEFINE_CID(kTextEncoderCID,          NS_TEXT_ENCODER_CID);
 
 // private clipboard data flavors for html copy, used by editor when pasting
 #define kHTMLContext   "text/_moz_htmlcontext"