Combine mysqlc and connectivity.mysqlc log areas

Change-Id: I2d13401dc21548018235bab715d54eb3ae81b51b
Reviewed-on: https://gerrit.libreoffice.org/59807
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>

connectivity/source/drivers/mysqlc/mysqlc_general.cxx

@@ -83,7 +83,7 @@ void allocateSqlVar(void** mem, enum_field_types eType, unsigned nSize)
             *mem = nullptr;
             break;
         default:
-            SAL_WARN("mysqlc", "unknown enum_field_type");
+            SAL_WARN("connectivity.mysqlc", "unknown enum_field_type");
     }
 }
 

connectivity/source/drivers/mysqlc/mysqlc_preparedstatement.cxx

@@ -125,7 +125,7 @@ void SAL_CALL OPreparedStatement::close()
 
     if (mysql_stmt_close(m_pStmt))
     {
-        SAL_WARN("mysqlc", "failed to close mysql prepared statement");
+        SAL_WARN("connectivity.mysqlc", "failed to close mysql prepared statement");
     }
     m_pStmt = nullptr; // it's deallocated already
     clearWarnings();

include/sal/log-areas.dox

@@ -606,7 +606,6 @@ certain functionality.
 @li @c lingucomponent
 @li @c linguistic
 @li @c lwp - lotuswordpro
-@li @c mysqlc
 @li @c opencl
 @li @c opencl.device
 @li @c opencl.file