Add `declareTool(handle)` convenience method to Algorithm (mr !598)

GaudiKernel/GaudiKernel/AlgTool.h

@@ -168,6 +168,12 @@ public:
     return PropertyHolderImpl::declareProperty( name, hndl, doc );
   }
 
+  template <class T>
+  StatusCode declareTool( ToolHandle<T>& handle, bool createIf = true )
+  {
+    return this->declareTool( handle, handle.typeAndName(), createIf );
+  }
+
   template <class T>
   StatusCode declareTool( ToolHandle<T>& handle, std::string toolTypeAndName, bool createIf = true )
   {

GaudiKernel/GaudiKernel/Algorithm.h

@@ -445,6 +445,12 @@ public:
   void registerTool( IAlgTool* tool ) const;
   void deregisterTool( IAlgTool* tool ) const;
 
+  template <class T>
+  StatusCode declareTool( ToolHandle<T>& handle, bool createIf = true )
+  {
+    return this->declareTool( handle, handle.typeAndName(), createIf );
+  }
+
   template <class T>
   StatusCode declareTool( ToolHandle<T>& handle, std::string toolTypeAndName, bool createIf = true )
   {