Code check in for lennox@cs.columbia.edu for bug#6323. Fix for bsd folks.

r:dp,pnunn a:leaf

modules/libimg/jpgcom/nsJPGDecoder.cpp

@@ -176,7 +176,7 @@ private:
 
 /*-----------------------------------------*/
 
-nsJPGDecFactory* gFactory = NULL;
+static nsJPGDecFactory* gFactory = NULL;
 
 NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
 NS_IMPL_ISUPPORTS(nsJPGDecFactory, kIFactoryIID);

modules/libimg/pngcom/nsPNGDecoder.cpp

@@ -128,7 +128,7 @@ private:
 
 /*-----------------------------------------*/
 
-nsPNGDecFactory* gFactory = NULL;
+static nsPNGDecFactory* gFactory = NULL;
 
 NS_DEFINE_IID(kIFactoryIID, NS_IFACTORY_IID);
 NS_IMPL_ISUPPORTS(nsPNGDecFactory, kIFactoryIID)