diff --git a/plugins/xpcom/ExternalWrapper.cpp b/plugins/xpcom/ExternalWrapper.cpp
index 8ed590e..54bf14a 100644
--- a/plugins/xpcom/ExternalWrapper.cpp
+++ b/plugins/xpcom/ExternalWrapper.cpp
@@ -45,8 +45,8 @@
 NS_IMPL_ISUPPORTS2_CI(ExternalWrapper, IOOPHM, nsISecurityCheckedComponent)
 
 ExternalWrapper::ExternalWrapper() {
-  Debug::log(Debug::Spam) << "ExternalWrapper::ExternalWrapper()"
-      << Debug::flush;
+  Debug::log(Debug::Debugging) << "ExternalWrapper::ExternalWrapper(this="
+      << this << ")" << Debug::flush;
   preferences = new Preferences();
   windowWatcher = do_GetService(NS_WINDOWWATCHER_CONTRACTID);
   if (!windowWatcher) {
@@ -57,7 +57,8 @@
 }
 
 ExternalWrapper::~ExternalWrapper() {
-  Debug::log(Debug::Spam) << "ExternalWrapper::~ExternalWrapper" << Debug::flush;
+  Debug::log(Debug::Debugging) << "ExternalWrapper::~ExternalWrapper(this="
+      << this << ")" << Debug::flush;
 }
 
 // define the CID for nsIHttpProtocolHandler
diff --git a/plugins/xpcom/FFSessionHandler.cpp b/plugins/xpcom/FFSessionHandler.cpp
index b7ad7ff..85b895d 100755
--- a/plugins/xpcom/FFSessionHandler.cpp
+++ b/plugins/xpcom/FFSessionHandler.cpp
@@ -57,6 +57,8 @@
 FFSessionHandler::FFSessionHandler(HostChannel* channel)
     : SessionData(channel, this, getJSContext()), jsObjectId(0),
     jsObjectsById(NULL), stringObjectClass(NULL) {
+  Debug::log(Debug::Debugging) << "FFSessionHandler::FFSessionHandler(this="
+      << this << ")" << Debug::flush;
   // TODO(jat): is there a way to avoid calling this twice, without keeping
   // JSContext in an instance field?
   JSContext* ctx = getJSContext();
@@ -118,7 +120,8 @@
 }
 
 FFSessionHandler::~FFSessionHandler(void) {
-  Debug::log(Debug::Debugging) << "FFSessionHandler::~FFSessionHandler" << Debug::flush;
+  Debug::log(Debug::Debugging) << "FFSessionHandler::~FFSessionHandler(this="
+      << this << ")" << Debug::flush;
   disconnect();
   if (runtime) {
     JS_RemoveRootRT(runtime, &jsObjectsById);