diff --git a/mozilla/editor/base/nsAOLCiter.cpp b/mozilla/editor/base/nsAOLCiter.cpp
index 3fb58135f40..cec30551d48 100644
--- a/mozilla/editor/base/nsAOLCiter.cpp
+++ b/mozilla/editor/base/nsAOLCiter.cpp
@@ -29,6 +29,7 @@
 
 nsAOLCiter::nsAOLCiter()
 {
+  NS_INIT_REFCNT();
 }
 
 nsAOLCiter::~nsAOLCiter()
diff --git a/mozilla/editor/base/nsInternetCiter.cpp b/mozilla/editor/base/nsInternetCiter.cpp
index a70b0e76ffa..9ebaf8e867e 100644
--- a/mozilla/editor/base/nsInternetCiter.cpp
+++ b/mozilla/editor/base/nsInternetCiter.cpp
@@ -29,6 +29,7 @@
 
 nsInternetCiter::nsInternetCiter()
 {
+  NS_INIT_REFCNT();
 }
 
 nsInternetCiter::~nsInternetCiter()
diff --git a/mozilla/editor/libeditor/text/nsAOLCiter.cpp b/mozilla/editor/libeditor/text/nsAOLCiter.cpp
index 3fb58135f40..cec30551d48 100644
--- a/mozilla/editor/libeditor/text/nsAOLCiter.cpp
+++ b/mozilla/editor/libeditor/text/nsAOLCiter.cpp
@@ -29,6 +29,7 @@
 
 nsAOLCiter::nsAOLCiter()
 {
+  NS_INIT_REFCNT();
 }
 
 nsAOLCiter::~nsAOLCiter()
diff --git a/mozilla/editor/libeditor/text/nsInternetCiter.cpp b/mozilla/editor/libeditor/text/nsInternetCiter.cpp
index a70b0e76ffa..9ebaf8e867e 100644
--- a/mozilla/editor/libeditor/text/nsInternetCiter.cpp
+++ b/mozilla/editor/libeditor/text/nsInternetCiter.cpp
@@ -29,6 +29,7 @@
 
 nsInternetCiter::nsInternetCiter()
 {
+  NS_INIT_REFCNT();
 }
 
 nsInternetCiter::~nsInternetCiter()