tdf#97499 Remove some Default arguments in unordered container

Change-Id: Ic008e244b8ae1888fa45379371f5525ee77f6087
Reviewed-on: https://gerrit.libreoffice.org/22887Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Stahl <mstahl@redhat.com>

connectivity/source/drivers/postgresql/pq_connection.hxx

@@ -156,9 +156,7 @@ typedef ::std::vector< OString > OStringVector;
 typedef std::unordered_map
 <
     sal_Int32,
-    OUString,
-    ::std::hash< sal_Int32 >,
-    ::std::equal_to< sal_Int32 >
+    OUString
 > Int2StringMap;
 
 class Connection : public ConnectionBase

connectivity/source/drivers/postgresql/pq_databasemetadata.cxx

@@ -1420,9 +1420,7 @@ namespace {
 typedef std::unordered_map
 <
     sal_Int32,
-    DatabaseTypeDescription,
-    ::std::hash< sal_Int32 >,
-    ::std::equal_to< sal_Int32 >
+    DatabaseTypeDescription
 > Oid2DatabaseTypeDescriptionMap;
 
 static void columnMetaData2DatabaseTypeDescription(

include/comphelper/numberedcollection.hxx

@@ -61,9 +61,7 @@ class COMPHELPER_DLLPUBLIC NumberedCollection : private ::cppu::BaseMutex
 
         typedef std::unordered_map<
                     long,
-                    TNumberedItem,
-                    ::std::hash<long>,
-                    ::std::equal_to< long > > TNumberedItemHash;
+                    TNumberedItem  > TNumberedItemHash;
 
         typedef ::std::vector< long > TDeadItemList;
 

sot/source/sdstor/stgcache.hxx

@@ -39,8 +39,7 @@ class StgCache
 {
     typedef std::unordered_map
     <
-        sal_Int32, rtl::Reference< StgPage >,
-        std::hash< sal_Int32 >, std::equal_to< sal_Int32 >
+        sal_Int32, rtl::Reference< StgPage >
     > IndexToStgPage;
 
     typedef std::vector< rtl::Reference< StgPage > > LRUList;

ucb/source/ucp/file/filtask.hxx

@@ -128,7 +128,7 @@ namespace fileaccess
         };  // end class TaskHandling
 
 
-        typedef std::unordered_map< sal_Int32,TaskHandling,std::hash< sal_Int32 > > TaskMap;
+        typedef std::unordered_map< sal_Int32,TaskHandling > TaskMap;
     private:
 
         osl::Mutex                                                         m_aMutex;