Minor refactorings in CppTypePrinter.cs.
Minor refactorings in CppTypePrinter.cs.

ddobrev/CppSharp,zillemarco/CppSharp,zillemarco/CppSharp,mono/CppSharp,mono/CppSharp,mono/CppSharp,mono/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp,ddobrev/CppSharp,mono/CppSharp,mono/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp,ddobrev/CppSharp,zillemarco/CppSharp