make FastAttributeList's unknown attribute value be passed as OString

Since that's how it's internally stored anyway, and I have a use case
where it's useful to limit the length by passing it to OString ctor.

Change-Id: I5903ea4f1b2cdb48c1bbceac6b8e21eb5882d377

include/sax/fastattribs.hxx

@@ -40,9 +40,8 @@ struct UnknownAttribute
     OString maName;
     OString maValue;
 
-    UnknownAttribute( const OUString& rNamespaceURL, const OString& rName, const sal_Char* pValue );
-
-    UnknownAttribute( const OString& rName, const sal_Char* pValue );
+    UnknownAttribute( const OUString& rNamespaceURL, const OString& rName, const OString& value );
+    UnknownAttribute( const OString& rName, const OString& value );
 
     void FillAttribute( ::com::sun::star::xml::Attribute* pAttrib ) const;
 };
@@ -84,8 +83,8 @@ public:
     void add( sal_Int32 nToken, const sal_Char* pValue, size_t nValueLength );
     void add( sal_Int32 nToken, const OString& rValue );
     void addNS( sal_Int32 nNamespaceToken, sal_Int32 nToken, const OString& rValue );
-    void addUnknown( const OUString& rNamespaceURL, const OString& rName, const sal_Char* pValue );
-    void addUnknown( const OString& rName, const sal_Char* pValue );
+    void addUnknown( const OUString& rNamespaceURL, const OString& rName, const OString& value );
+    void addUnknown( const OString& rName, const OString& value );
     const std::vector< sal_Int32 >&  getFastAttributeTokens() const { return maAttributeTokens; }
     const char* getFastAttributeValue(size_t nIndex) const { return mpChunk + maAttributeValues[nIndex]; }
     sal_Int32 AttributeValueLength(size_t i) const { return maAttributeValues[i + 1] - maAttributeValues[i] - 1; }

sax/source/tools/fastattribs.cxx

@@ -32,13 +32,13 @@ FastTokenHandlerBase::~FastTokenHandlerBase()
 {
 }
 
-UnknownAttribute::UnknownAttribute( const OUString& rNamespaceURL, const OString& rName, const sal_Char* pValue )
-    : maNamespaceURL( rNamespaceURL ), maName( rName ), maValue( pValue )
+UnknownAttribute::UnknownAttribute( const OUString& rNamespaceURL, const OString& rName, const OString& value )
+    : maNamespaceURL( rNamespaceURL ), maName( rName ), maValue( value )
 {
 }
 
-UnknownAttribute::UnknownAttribute( const OString& rName, const sal_Char* pValue )
-    : maName( rName ), maValue( pValue )
+UnknownAttribute::UnknownAttribute( const OString& rName, const OString& value )
+    : maName( rName ), maValue( value )
 {
 }
 
@@ -106,14 +106,14 @@ void FastAttributeList::addNS( sal_Int32 nNamespaceToken, sal_Int32 nToken, cons
     add( nCombinedToken, rValue );
 }
 
-void FastAttributeList::addUnknown( const OUString& rNamespaceURL, const OString& rName, const sal_Char* pValue )
+void FastAttributeList::addUnknown( const OUString& rNamespaceURL, const OString& rName, const OString& value )
 {
-    maUnknownAttributes.push_back( UnknownAttribute( rNamespaceURL, rName, pValue ) );
+    maUnknownAttributes.push_back( UnknownAttribute( rNamespaceURL, rName, value ) );
 }
 
-void FastAttributeList::addUnknown( const OString& rName, const sal_Char* pValue )
+void FastAttributeList::addUnknown( const OString& rName, const OString& value )
 {
-    maUnknownAttributes.push_back( UnknownAttribute( rName, pValue ) );
+    maUnknownAttributes.push_back( UnknownAttribute( rName, value ) );
 }
 
 // XFastAttributeList