Remove redundant functions from FastSerializerHelper

They are identical to what compiler autogenerates from templated overload

Change-Id: I0b1361a5dae7e6520a1ec21d735fdebbe0c9a76e
Reviewed-on: https://gerrit.libreoffice.org/70959
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

include/sax/fshelper.hxx

@@ -63,23 +63,12 @@ public:
             pushAttributeValue(attribute, value);
         startElement(elementTokenId, std::forward<Args>(args)...);
     }
-    void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
-    {
-        if (value)
-            pushAttributeValue(attribute, value);
-        startElement(elementTokenId, FSEND);
-    }
     template<typename... Args>
     void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, Args &&... args)
     {
         pushAttributeValue(attribute, value);
         startElement(elementTokenId, std::forward<Args>(args)...);
     }
-    void startElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
-    {
-        pushAttributeValue(attribute, value);
-        startElement(elementTokenId, FSEND);
-    }
     void startElement(sal_Int32 elementTokenId, FSEND_t);
 
     /// Start an element. After the first two arguments there can be a number of (attribute, value) pairs.
@@ -90,23 +79,12 @@ public:
             pushAttributeValue(attribute, value);
         startElementNS(namespaceTokenId, elementTokenId, std::forward<Args>(args)...);
     }
-    void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
-    {
-        if (value)
-            pushAttributeValue(attribute, value);
-        startElementNS(namespaceTokenId, elementTokenId, FSEND);
-    }
     template<typename... Args>
     void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, Args &&... args)
     {
         pushAttributeValue(attribute, value);
         startElementNS(namespaceTokenId, elementTokenId, std::forward<Args>(args)...);
     }
-    void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
-    {
-        pushAttributeValue(attribute, value);
-        startElementNS(namespaceTokenId, elementTokenId, FSEND);
-    }
     void startElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, FSEND_t)
     {
         startElement(FSNS(namespaceTokenId, elementTokenId), FSEND);
@@ -120,23 +98,12 @@ public:
             pushAttributeValue(attribute, value);
         singleElement(elementTokenId, std::forward<Args>(args)...);
     }
-    void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
-    {
-        if (value)
-            pushAttributeValue(attribute, value);
-        singleElement(elementTokenId, FSEND);
-    }
     template<typename... Args>
     void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, Args &&... args)
     {
         pushAttributeValue(attribute, value);
         singleElement(elementTokenId, std::forward<Args>(args)...);
     }
-    void singleElement(sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
-    {
-        pushAttributeValue(attribute, value);
-        singleElement(elementTokenId, FSEND);
-    }
     void singleElement(sal_Int32 elementTokenId, FSEND_t);
 
     /// Create a single element. After the first two arguments there can be a number of (attribute, value) pairs.
@@ -147,23 +114,12 @@ public:
             pushAttributeValue(attribute, value);
         singleElementNS(namespaceTokenId, elementTokenId, std::forward<Args>(args)...);
     }
-    void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const char* value, FSEND_t)
-    {
-        if (value)
-            pushAttributeValue(attribute, value);
-        singleElementNS(namespaceTokenId, elementTokenId, FSEND);
-    }
     template<typename... Args>
     void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, Args &&... args)
     {
         pushAttributeValue(attribute, value);
         singleElementNS(namespaceTokenId, elementTokenId, std::forward<Args>(args)...);
     }
-    void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, sal_Int32 attribute, const OString& value, FSEND_t)
-    {
-        pushAttributeValue(attribute, value);
-        singleElementNS(namespaceTokenId, elementTokenId, FSEND);
-    }
     void singleElementNS(sal_Int32 namespaceTokenId, sal_Int32 elementTokenId, FSEND_t)
     {
         singleElement(FSNS(namespaceTokenId, elementTokenId), FSEND);