HPCC-8882 Remove unnecessary XXX_API qualifiers

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>

common/thorhelper/roxiehelper.cpp

@@ -1316,7 +1316,7 @@ public:
     }
 };
 
-THORHELPER_API IOrderedOutputSerializer * createOrderedOutputSerializer(FILE * _outFile)
+IOrderedOutputSerializer * createOrderedOutputSerializer(FILE * _outFile)
 {
     return new COrderedOutputSerializer(_outFile);
 }

common/workunit/workflow.cpp

@@ -999,17 +999,17 @@ const char * WorkflowMachine::queryEventExtra() const
 }
 
 
-WORKUNIT_API IWorkflowItemIterator *createWorkflowItemIterator(IPropertyTree *p)
+IWorkflowItemIterator *createWorkflowItemIterator(IPropertyTree *p)
 {
     return new CWorkflowItemIterator(p);
 }
 
-WORKUNIT_API IWorkflowItemArray *createWorkflowItemArray(unsigned size)
+IWorkflowItemArray *createWorkflowItemArray(unsigned size)
 {
     return new CCloneWorkflowItemArray(size);
 }
 
-WORKUNIT_API IWorkflowItem *createWorkflowItem(IPropertyTree * ptree, unsigned wfid, WFType type, WFMode mode, unsigned success, unsigned failure, unsigned recovery, unsigned retriesAllowed, unsigned contingencyFor)
+IWorkflowItem *createWorkflowItem(IPropertyTree * ptree, unsigned wfid, WFType type, WFMode mode, unsigned success, unsigned failure, unsigned recovery, unsigned retriesAllowed, unsigned contingencyFor)
 {
     return new CWorkflowItem(ptree, wfid, type, mode, success, failure, recovery, retriesAllowed, contingencyFor);
 }