Bring back the casts for Win32.

Our old version of MSVC doesn't understand CERT secure C coding standard
MEM 02-A.

Reported by:	damjan (through pescetti)

sal/osl/w32/profile.cxx

@@ -1584,7 +1584,7 @@ static const sal_Char* addLine(osl_TProfileImpl* pProfile, const sal_Char* Line)
         if (pProfile->m_Lines == NULL)
         {
             pProfile->m_MaxLines = LINES_INI;
-            pProfile->m_Lines = calloc(pProfile->m_MaxLines, sizeof(sal_Char *));
+            pProfile->m_Lines = (sal_Char **)calloc(pProfile->m_MaxLines, sizeof(sal_Char *));
         }
         else
         {
@@ -1625,7 +1625,7 @@ static const sal_Char* insertLine(osl_TProfileImpl* pProfile, const sal_Char* Li
         if (pProfile->m_Lines == NULL)
         {
             pProfile->m_MaxLines = LINES_INI;
-            pProfile->m_Lines = calloc(pProfile->m_MaxLines, sizeof(sal_Char *));
+            pProfile->m_Lines = (sal_Char **)calloc(pProfile->m_MaxLines, sizeof(sal_Char *));
         }
         else
         {
@@ -1799,7 +1799,7 @@ static sal_Bool addSection(osl_TProfileImpl* pProfile, int Line, const sal_Char*
         if (pProfile->m_Sections == NULL)
         {
             pProfile->m_MaxSections = SECTIONS_INI;
-            pProfile->m_Sections = calloc(pProfile->m_MaxSections, sizeof(osl_TProfileSection));
+            pProfile->m_Sections = (osl_TProfileSection *)calloc(pProfile->m_MaxSections, sizeof(osl_TProfileSection));
         }
         else
         {