diff --git a/mozilla/base/src/nsProperties.cpp b/mozilla/base/src/nsProperties.cpp
index f95bf4bee5b..41133605560 100644
--- a/mozilla/base/src/nsProperties.cpp
+++ b/mozilla/base/src/nsProperties.cpp
@@ -247,6 +247,15 @@ nsProperties::SkipLine(PRInt32 c)
   return c;
 }
 
+nsPropertiesFactory::nsPropertiesFactory()
+{
+  NS_INIT_REFCNT();
+}
+
+nsPropertiesFactory::~nsPropertiesFactory()
+{
+}
+
 NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
 
 NS_IMPL_ISUPPORTS(nsPropertiesFactory, kIFactoryIID);
diff --git a/mozilla/base/src/nsProperties.h b/mozilla/base/src/nsProperties.h
index 96a24c26d02..4b0a72ffe34 100644
--- a/mozilla/base/src/nsProperties.h
+++ b/mozilla/base/src/nsProperties.h
@@ -24,9 +24,10 @@
 class nsPropertiesFactory : nsIFactory
 {
 public:
-  NS_DECL_ISUPPORTS
+  nsPropertiesFactory();
+  virtual ~nsPropertiesFactory();
 
-  nsPropertiesFactory() { NS_INIT_REFCNT(); }
+  NS_DECL_ISUPPORTS
 
   NS_IMETHOD CreateInstance(nsISupports* aOuter, REFNSIID aIID,
                             void** aResult);
diff --git a/mozilla/xpcom/ds/nsProperties.cpp b/mozilla/xpcom/ds/nsProperties.cpp
index f95bf4bee5b..41133605560 100644
--- a/mozilla/xpcom/ds/nsProperties.cpp
+++ b/mozilla/xpcom/ds/nsProperties.cpp
@@ -247,6 +247,15 @@ nsProperties::SkipLine(PRInt32 c)
   return c;
 }
 
+nsPropertiesFactory::nsPropertiesFactory()
+{
+  NS_INIT_REFCNT();
+}
+
+nsPropertiesFactory::~nsPropertiesFactory()
+{
+}
+
 NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
 
 NS_IMPL_ISUPPORTS(nsPropertiesFactory, kIFactoryIID);
diff --git a/mozilla/xpcom/ds/nsProperties.h b/mozilla/xpcom/ds/nsProperties.h
index 96a24c26d02..4b0a72ffe34 100644
--- a/mozilla/xpcom/ds/nsProperties.h
+++ b/mozilla/xpcom/ds/nsProperties.h
@@ -24,9 +24,10 @@
 class nsPropertiesFactory : nsIFactory
 {
 public:
-  NS_DECL_ISUPPORTS
+  nsPropertiesFactory();
+  virtual ~nsPropertiesFactory();
 
-  nsPropertiesFactory() { NS_INIT_REFCNT(); }
+  NS_DECL_ISUPPORTS
 
   NS_IMETHOD CreateInstance(nsISupports* aOuter, REFNSIID aIID,
                             void** aResult);