The scope of the typedef i.e. the declaration of the enclosing namespace/class/struct/union.
This element describe the declaration (qualified name lookup) of the enclosing namespace/class/struct/union.
See ISO/IEC 14882:2003(E) Section 3.3 Declarative regions and scopes [basic.scope]
<cxxTypedefDefinition> <cxxTypedefAccessSpecifier value="public" /> <cxxTypedefDeclaredType> <apiRelation href="GUID-F312F79C-AEE3-33F7-8487-FFA727B190BE.xml">Messages::TMessageSigVoid</apiRelation>< ECFTierGetDataCollectors, TCFDataCollector::ERealmId ></cxxTypedefDeclaredType> <cxxTypedefScopedName>ESock::TCFDataCollector</cxxTypedefScopedName> <cxxTypedefPrototype>Messages::TMessageSigVoid< ECFTierGetDataCollectors, TCFDataCollector::ERealmId > TTierGetDataCollectors</cxxTypedefPrototype> <cxxTypedefNameLookup>ESock::TCFDataCollector::TTierGetDataCollectors</cxxTypedefNameLookup> <cxxTypedefAPIItemLocation> <cxxTypedefDeclarationFile name="filePath" value="s:/epoc32/include/platform/comms-infras/ss_nodemessages_tiermanager.h" /> <cxxTypedefDeclarationFileLine name="lineNumber" value="175" /> </cxxTypedefAPIItemLocation> </cxxTypedefDefinition>