* Fixed bug I introduced when deleting parameters (no more crashing).

* Removed the BParameterWeb::{Start|Stop}Watching() methods again, as the same
  thing can be achieved using the BMediaRoster already (even though it doesn't
  seem to work yet).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30058 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/os/media/ParameterWeb.h

@@ -91,11 +91,6 @@ public:
 			int32				CountParameters();
 			BParameter*			ParameterAt(int32 index);
 
-			status_t			StartWatching(const BMessenger& target,
-									int32 notificationType);
-			status_t			StopWatching(const BMessenger& target,
-									int32 notificationType);
-
 	// BFlattenable implementation
 	virtual	bool				IsFixedSize() const;
 	virtual type_code			TypeCode() const;

src/kits/media/ParameterWeb.cpp

@@ -420,28 +420,6 @@ BParameterWeb::ParameterAt(int32 index)
 }
 
 
-status_t
-BParameterWeb::StartWatching(const BMessenger& target, int32 notificationType)
-{
-	if (BMediaRoster::CurrentRoster() == NULL)
-		return B_ERROR;
-
-	return BMediaRoster::CurrentRoster()->StartWatching(target, fNode,
-		notificationType);
-}
-
-
-status_t
-BParameterWeb::StopWatching(const BMessenger& target, int32 notificationType)
-{
-	if (BMediaRoster::CurrentRoster() == NULL)
-		return B_ERROR;
-
-	return BMediaRoster::CurrentRoster()->StopWatching(target, fNode,
-		notificationType);
-}
-
-
 bool
 BParameterWeb::IsFixedSize() const
 {
@@ -685,12 +663,12 @@ BParameterGroup::~BParameterGroup()
 	CALLED();
 
 	for (int i = fControls->CountItems(); i-- > 0;) {
-		delete static_cast<BParameter*>(fControls->ItemAt(0));
+		delete static_cast<BParameter*>(fControls->ItemAt(i));
 	}
 	delete fControls;
 
 	for (int i = fGroups->CountItems(); i-- > 0;) {
-		delete static_cast<BParameterGroup*>(fGroups->ItemAt(0));
+		delete static_cast<BParameterGroup*>(fGroups->ItemAt(i));
 	}
 	delete fGroups;