Some small adjustments for KFileDiskDevice. Added Dump().

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3600 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/disk_device_manager/KDiskDevice.h

@@ -25,7 +25,7 @@ public:
 
 	status_t SetTo(const char *path);
 	void Unset();
-	status_t InitCheck() const;
+	virtual status_t InitCheck() const;
 		// TODO: probably superfluous
 
 	// A read lock owner can be sure that the device (incl. all of its
@@ -69,6 +69,12 @@ public:
 	void SetShadowOwner(team_id team);
 	team_id ShadowOwner() const;
 
+	virtual void Dump(bool deep = true, int32 level = 0);
+
+protected:
+	virtual status_t GetMediaStatus(status_t *mediaStatus);
+	virtual status_t GetGeometry(device_geometry *geometry);
+
 private:
 	void _InitPartitionData();