[svn-r11210] Purpose: Code improvement

Description:
    Made use of IdComponent::inMemFunc in more classes.

Platforms tested:
    Linux 2.4 (heping)
    SunOS 5.8 64-bit (sol)

c++/src/H5DcreatProp.h

@@ -100,6 +100,9 @@ class H5_DLLCPP DSetCreatPropList : public PropList {
 	// Sets method of the shuffle filter.
 	void setShuffle();
 
+	// Returns this class name
+	virtual string fromClass () const { return ("DSetCreatPropList"); }
+
 	// Default constructor: creates a stub dataset creation property list.
 	DSetCreatPropList();