Fix vtkDebugLeaks when templated classes are used.

The vtkTypeTemplate uses an RTTI generated name, which breaks
vtkDebugLeaks, which was instantiating using the actual name,
but destroying the RTTI name.

Change-Id: Iac2dc988f72aeb0e54414904199931ec8c58a7de
Merge topic 'debug-leaks-type-template' into master

179864e2 Fix vtkDebugLeaks when templated classes are used.