fix MSVC warning about int->bool conversion introduced by r55113

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@55125 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/ole/uuid.cpp

@@ -84,12 +84,14 @@ Uuid& Uuid::operator=(const Uuid& uuid)
 
 bool Uuid::operator==(const Uuid& uuid) const
 {
-  return m_uuid == uuid.m_uuid;
+    // IsEqualGUID() returns BOOL and not bool so use an explicit comparison to
+    // avoid MSVC warnings about int->bool conversion
+    return IsEqualGUID(m_uuid, uuid.m_uuid) == TRUE;
 }
 
 bool Uuid::operator!=(const Uuid& uuid) const
 {
-  return m_uuid != uuid.m_uuid;
+    return !(*this == uuid);
 }
 
 // dtor