Remove unused method deleteVbdByPath from KVM storage classes

plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/KVMStoragePoolManager.java

@@ -131,11 +131,6 @@ public class KVMStoragePoolManager {
         return true;
     }
 
-    public boolean deleteVbdByPath(StoragePoolType type, String diskPath) {
-        StorageAdaptor adaptor = getStorageAdaptor(type);
-        return adaptor.deleteVbdByPath(diskPath);
-    }
-
     public KVMPhysicalDisk createDiskFromTemplate(KVMPhysicalDisk template, String name,
                                                     KVMStoragePool destPool) {
         StorageAdaptor adaptor = getStorageAdaptor(destPool.getType());

plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/LibvirtStorageAdaptor.java

@@ -1147,22 +1147,6 @@ public class LibvirtStorageAdaptor implements StorageAdaptor {
         return deleteStoragePool(pool.getUuid());
     }
 
-    public boolean deleteVbdByPath(String diskPath) {
-        Connect conn;
-        try {
-            conn = LibvirtConnection.getConnection();
-            StorageVol vol = conn.storageVolLookupByPath(diskPath);
-            if(vol != null) {
-                s_logger.debug("requested delete disk " + diskPath);
-                vol.delete(0);
-            }
-        } catch (LibvirtException e) {
-            s_logger.debug("Libvirt error in attempting to find and delete patch disk:" + e.toString());
-            return false;
-        }
-        return true;
-    }
-
     // refreshPool and deleteVol are used to fix CLOUDSTACK-2729/CLOUDSTACK-2780
     // They are caused by a libvirt bug (https://bugzilla.redhat.com/show_bug.cgi?id=977706)
     // However, we also need to fix the issues in CloudStack source code.

plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/StorageAdaptor.java

@@ -61,6 +61,4 @@ public interface StorageAdaptor {
 
     public boolean createFolder(String uuid, String path);
 
-    public boolean deleteVbdByPath(String path);
-
 }